Home / 1,573.30-2,166.22-1,336.76

Finding the Fourth Proportional to 1,573.30, 2,166.22 and 1,336.76

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Solution

The fourth proportional to 1,573.30, 2,166.22 and 1,336.76 is: 1,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.30 : 2,166.22 = 1,336.76 : x
  2. Step 2: Convert to fraction form
    1,573.30/2,166.22 = 1,336.76/x
  3. Step 3: Cross multiply
    1,573.30x = 2,166.22 × 1,336.76
  4. Step 4: Simplify right side
    1,573.30x = 2,895,716.25
  5. Step 5: Solve for x
    x = 2,895,716.25/1,573.30
  6. Step 6: Final answer
    x = 1,840.54

Related Problems

Find fourth proportional to 786.65, 1,083.11 and 668.38
Half scale
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Double scale
Find fourth proportional to 1,574.30, 2,167.60 and 1,337.76
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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.