Home / 11,306.59-15,603.11-6,271.02

Finding the Fourth Proportional to 11,306.59, 15,603.11 and 6,271.02

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Solution

The fourth proportional to 11,306.59, 15,603.11 and 6,271.02 is: 8,654.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.59 : 15,603.11 = 6,271.02 : x
  2. Step 2: Convert to fraction form
    11,306.59/15,603.11 = 6,271.02/x
  3. Step 3: Cross multiply
    11,306.59x = 15,603.11 × 6,271.02
  4. Step 4: Simplify right side
    11,306.59x = 97,847,414.87
  5. Step 5: Solve for x
    x = 97,847,414.87/11,306.59
  6. Step 6: Final answer
    x = 8,654.02

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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.