Home / 1,037.14-1,553.68-625.05

Finding the Fourth Proportional to 1,037.14, 1,553.68 and 625.05

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Solution

The fourth proportional to 1,037.14, 1,553.68 and 625.05 is: 936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.14 : 1,553.68 = 625.05 : x
  2. Step 2: Convert to fraction form
    1,037.14/1,553.68 = 625.05/x
  3. Step 3: Cross multiply
    1,037.14x = 1,553.68 × 625.05
  4. Step 4: Simplify right side
    1,037.14x = 971,128.47
  5. Step 5: Solve for x
    x = 971,128.47/1,037.14
  6. Step 6: Final answer
    x = 936.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.