Home / 8,069.10-12,098.79-5,260.02

Finding the Fourth Proportional to 8,069.10, 12,098.79 and 5,260.02

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Solution

The fourth proportional to 8,069.10, 12,098.79 and 5,260.02 is: 7,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.10 : 12,098.79 = 5,260.02 : x
  2. Step 2: Convert to fraction form
    8,069.10/12,098.79 = 5,260.02/x
  3. Step 3: Cross multiply
    8,069.10x = 12,098.79 × 5,260.02
  4. Step 4: Simplify right side
    8,069.10x = 63,639,877.38
  5. Step 5: Solve for x
    x = 63,639,877.38/8,069.10
  6. Step 6: Final answer
    x = 7,886.86

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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.