Home / 1,037.62-1,431.57-595.20

Finding the Fourth Proportional to 1,037.62, 1,431.57 and 595.20

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Solution

The fourth proportional to 1,037.62, 1,431.57 and 595.20 is: 821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.62 : 1,431.57 = 595.20 : x
  2. Step 2: Convert to fraction form
    1,037.62/1,431.57 = 595.20/x
  3. Step 3: Cross multiply
    1,037.62x = 1,431.57 × 595.20
  4. Step 4: Simplify right side
    1,037.62x = 852,070.46
  5. Step 5: Solve for x
    x = 852,070.46/1,037.62
  6. Step 6: Final answer
    x = 821.18

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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.