Home / 10,635.44-14,677.60-5,919.76

Finding the Fourth Proportional to 10,635.44, 14,677.60 and 5,919.76

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Solution

The fourth proportional to 10,635.44, 14,677.60 and 5,919.76 is: 8,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.44 : 14,677.60 = 5,919.76 : x
  2. Step 2: Convert to fraction form
    10,635.44/14,677.60 = 5,919.76/x
  3. Step 3: Cross multiply
    10,635.44x = 14,677.60 × 5,919.76
  4. Step 4: Simplify right side
    10,635.44x = 86,887,869.38
  5. Step 5: Solve for x
    x = 86,887,869.38/10,635.44
  6. Step 6: Final answer
    x = 8,169.65

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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.