Home / 1,546.36-2,135.10-1,236.76

Finding the Fourth Proportional to 1,546.36, 2,135.10 and 1,236.76

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Solution

The fourth proportional to 1,546.36, 2,135.10 and 1,236.76 is: 1,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.36 : 2,135.10 = 1,236.76 : x
  2. Step 2: Convert to fraction form
    1,546.36/2,135.10 = 1,236.76/x
  3. Step 3: Cross multiply
    1,546.36x = 2,135.10 × 1,236.76
  4. Step 4: Simplify right side
    1,546.36x = 2,640,606.28
  5. Step 5: Solve for x
    x = 2,640,606.28/1,546.36
  6. Step 6: Final answer
    x = 1,707.63

Related Problems

Find fourth proportional to 773.18, 1,067.55 and 618.38
Half scale
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Double scale
Find fourth proportional to 1,547.36, 2,136.48 and 1,237.76
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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.