Home / 8,151.02-11,249.03-4,614.75

Finding the Fourth Proportional to 8,151.02, 11,249.03 and 4,614.75

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Solution

The fourth proportional to 8,151.02, 11,249.03 and 4,614.75 is: 6,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.02 : 11,249.03 = 4,614.75 : x
  2. Step 2: Convert to fraction form
    8,151.02/11,249.03 = 4,614.75/x
  3. Step 3: Cross multiply
    8,151.02x = 11,249.03 × 4,614.75
  4. Step 4: Simplify right side
    8,151.02x = 51,911,438.12
  5. Step 5: Solve for x
    x = 51,911,438.12/8,151.02
  6. Step 6: Final answer
    x = 6,368.71

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Double scale
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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.