Home / 8,307.90-11,465.17-4,531.27

Finding the Fourth Proportional to 8,307.90, 11,465.17 and 4,531.27

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Solution

The fourth proportional to 8,307.90, 11,465.17 and 4,531.27 is: 6,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.90 : 11,465.17 = 4,531.27 : x
  2. Step 2: Convert to fraction form
    8,307.90/11,465.17 = 4,531.27/x
  3. Step 3: Cross multiply
    8,307.90x = 11,465.17 × 4,531.27
  4. Step 4: Simplify right side
    8,307.90x = 51,951,780.87
  5. Step 5: Solve for x
    x = 51,951,780.87/8,307.90
  6. Step 6: Final answer
    x = 6,253.30

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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.