Home / 8,151.48-11,248.65-5,007.06

Finding the Fourth Proportional to 8,151.48, 11,248.65 and 5,007.06

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Solution

The fourth proportional to 8,151.48, 11,248.65 and 5,007.06 is: 6,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.48 : 11,248.65 = 5,007.06 : x
  2. Step 2: Convert to fraction form
    8,151.48/11,248.65 = 5,007.06/x
  3. Step 3: Cross multiply
    8,151.48x = 11,248.65 × 5,007.06
  4. Step 4: Simplify right side
    8,151.48x = 56,322,665.47
  5. Step 5: Solve for x
    x = 56,322,665.47/8,151.48
  6. Step 6: Final answer
    x = 6,909.50

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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.