Home / 11,451.12-17,177.06-5,445.93

Finding the Fourth Proportional to 11,451.12, 17,177.06 and 5,445.93

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Solution

The fourth proportional to 11,451.12, 17,177.06 and 5,445.93 is: 8,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.12 : 17,177.06 = 5,445.93 : x
  2. Step 2: Convert to fraction form
    11,451.12/17,177.06 = 5,445.93/x
  3. Step 3: Cross multiply
    11,451.12x = 17,177.06 × 5,445.93
  4. Step 4: Simplify right side
    11,451.12x = 93,545,144.39
  5. Step 5: Solve for x
    x = 93,545,144.39/11,451.12
  6. Step 6: Final answer
    x = 8,169.08

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1.5x scale

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.