Home / 8,432.02-11,635.98-4,655.04

Finding the Fourth Proportional to 8,432.02, 11,635.98 and 4,655.04

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Solution

The fourth proportional to 8,432.02, 11,635.98 and 4,655.04 is: 6,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.02 : 11,635.98 = 4,655.04 : x
  2. Step 2: Convert to fraction form
    8,432.02/11,635.98 = 4,655.04/x
  3. Step 3: Cross multiply
    8,432.02x = 11,635.98 × 4,655.04
  4. Step 4: Simplify right side
    8,432.02x = 54,165,952.34
  5. Step 5: Solve for x
    x = 54,165,952.34/8,432.02
  6. Step 6: Final answer
    x = 6,423.84

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1.5x scale

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.