Home / 10,691.10-16,041.45-4,844.70

Finding the Fourth Proportional to 10,691.10, 16,041.45 and 4,844.70

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Solution

The fourth proportional to 10,691.10, 16,041.45 and 4,844.70 is: 7,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.10 : 16,041.45 = 4,844.70 : x
  2. Step 2: Convert to fraction form
    10,691.10/16,041.45 = 4,844.70/x
  3. Step 3: Cross multiply
    10,691.10x = 16,041.45 × 4,844.70
  4. Step 4: Simplify right side
    10,691.10x = 77,716,012.82
  5. Step 5: Solve for x
    x = 77,716,012.82/10,691.10
  6. Step 6: Final answer
    x = 7,269.23

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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.