Home / 6,431.10-9,647.16-2,484.30

Finding the Fourth Proportional to 6,431.10, 9,647.16 and 2,484.30

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Solution

The fourth proportional to 6,431.10, 9,647.16 and 2,484.30 is: 3,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431.10 : 9,647.16 = 2,484.30 : x
  2. Step 2: Convert to fraction form
    6,431.10/9,647.16 = 2,484.30/x
  3. Step 3: Cross multiply
    6,431.10x = 9,647.16 × 2,484.30
  4. Step 4: Simplify right side
    6,431.10x = 23,966,439.59
  5. Step 5: Solve for x
    x = 23,966,439.59/6,431.10
  6. Step 6: Final answer
    x = 3,726.65

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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.