Home / 10,641.24-15,961.14-4,068.09

Finding the Fourth Proportional to 10,641.24, 15,961.14 and 4,068.09

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Solution

The fourth proportional to 10,641.24, 15,961.14 and 4,068.09 is: 6,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.24 : 15,961.14 = 4,068.09 : x
  2. Step 2: Convert to fraction form
    10,641.24/15,961.14 = 4,068.09/x
  3. Step 3: Cross multiply
    10,641.24x = 15,961.14 × 4,068.09
  4. Step 4: Simplify right side
    10,641.24x = 64,931,354.02
  5. Step 5: Solve for x
    x = 64,931,354.02/10,641.24
  6. Step 6: Final answer
    x = 6,101.86

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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.