Home / 8,747.58-13,148.50-5,057.22

Finding the Fourth Proportional to 8,747.58, 13,148.50 and 5,057.22

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Solution

The fourth proportional to 8,747.58, 13,148.50 and 5,057.22 is: 7,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.58 : 13,148.50 = 5,057.22 : x
  2. Step 2: Convert to fraction form
    8,747.58/13,148.50 = 5,057.22/x
  3. Step 3: Cross multiply
    8,747.58x = 13,148.50 × 5,057.22
  4. Step 4: Simplify right side
    8,747.58x = 66,494,857.17
  5. Step 5: Solve for x
    x = 66,494,857.17/8,747.58
  6. Step 6: Final answer
    x = 7,601.51

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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.