Home / 10,065.59-15,099.12-2,669.88

Finding the Fourth Proportional to 10,065.59, 15,099.12 and 2,669.88

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Solution

The fourth proportional to 10,065.59, 15,099.12 and 2,669.88 is: 4,005.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.59 : 15,099.12 = 2,669.88 : x
  2. Step 2: Convert to fraction form
    10,065.59/15,099.12 = 2,669.88/x
  3. Step 3: Cross multiply
    10,065.59x = 15,099.12 × 2,669.88
  4. Step 4: Simplify right side
    10,065.59x = 40,312,825.16
  5. Step 5: Solve for x
    x = 40,312,825.16/10,065.59
  6. Step 6: Final answer
    x = 4,005.02

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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.