Home / 1,734.45-2,392.92-1,136.76

Finding the Fourth Proportional to 1,734.45, 2,392.92 and 1,136.76

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Solution

The fourth proportional to 1,734.45, 2,392.92 and 1,136.76 is: 1,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.45 : 2,392.92 = 1,136.76 : x
  2. Step 2: Convert to fraction form
    1,734.45/2,392.92 = 1,136.76/x
  3. Step 3: Cross multiply
    1,734.45x = 2,392.92 × 1,136.76
  4. Step 4: Simplify right side
    1,734.45x = 2,720,175.74
  5. Step 5: Solve for x
    x = 2,720,175.74/1,734.45
  6. Step 6: Final answer
    x = 1,568.32

Related Problems

Find fourth proportional to 867.23, 1,196.46 and 568.38
Half scale
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Double scale
Find fourth proportional to 1,735.45, 2,394.30 and 1,137.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.