Home / 9,265.81-12,761.14-8,006.47

Finding the Fourth Proportional to 9,265.81, 12,761.14 and 8,006.47

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Solution

The fourth proportional to 9,265.81, 12,761.14 and 8,006.47 is: 11,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.81 : 12,761.14 = 8,006.47 : x
  2. Step 2: Convert to fraction form
    9,265.81/12,761.14 = 8,006.47/x
  3. Step 3: Cross multiply
    9,265.81x = 12,761.14 × 8,006.47
  4. Step 4: Simplify right side
    9,265.81x = 102,171,684.58
  5. Step 5: Solve for x
    x = 102,171,684.58/9,265.81
  6. Step 6: Final answer
    x = 11,026.74

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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.