Home / 6,431.10-9,650.28-2,538.24

Finding the Fourth Proportional to 6,431.10, 9,650.28 and 2,538.24

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Solution

The fourth proportional to 6,431.10, 9,650.28 and 2,538.24 is: 3,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431.10 : 9,650.28 = 2,538.24 : x
  2. Step 2: Convert to fraction form
    6,431.10/9,650.28 = 2,538.24/x
  3. Step 3: Cross multiply
    6,431.10x = 9,650.28 × 2,538.24
  4. Step 4: Simplify right side
    6,431.10x = 24,494,726.71
  5. Step 5: Solve for x
    x = 24,494,726.71/6,431.10
  6. Step 6: Final answer
    x = 3,808.79

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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.