Home / 4,689.91-7,037.97-2,500.21

Finding the Fourth Proportional to 4,689.91, 7,037.97 and 2,500.21

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Solution

The fourth proportional to 4,689.91, 7,037.97 and 2,500.21 is: 3,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.91 : 7,037.97 = 2,500.21 : x
  2. Step 2: Convert to fraction form
    4,689.91/7,037.97 = 2,500.21/x
  3. Step 3: Cross multiply
    4,689.91x = 7,037.97 × 2,500.21
  4. Step 4: Simplify right side
    4,689.91x = 17,596,402.97
  5. Step 5: Solve for x
    x = 17,596,402.97/4,689.91
  6. Step 6: Final answer
    x = 3,751.97

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1.5x scale

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.