Home / 8,151.02-11,248.02-5,006.60

Finding the Fourth Proportional to 8,151.02, 11,248.02 and 5,006.60

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Solution

The fourth proportional to 8,151.02, 11,248.02 and 5,006.60 is: 6,908.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.02 : 11,248.02 = 5,006.60 : x
  2. Step 2: Convert to fraction form
    8,151.02/11,248.02 = 5,006.60/x
  3. Step 3: Cross multiply
    8,151.02x = 11,248.02 × 5,006.60
  4. Step 4: Simplify right side
    8,151.02x = 56,314,336.93
  5. Step 5: Solve for x
    x = 56,314,336.93/8,151.02
  6. Step 6: Final answer
    x = 6,908.87

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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.