Home / 8,744.68-13,110.54-5,281.12

Finding the Fourth Proportional to 8,744.68, 13,110.54 and 5,281.12

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Solution

The fourth proportional to 8,744.68, 13,110.54 and 5,281.12 is: 7,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.68 : 13,110.54 = 5,281.12 : x
  2. Step 2: Convert to fraction form
    8,744.68/13,110.54 = 5,281.12/x
  3. Step 3: Cross multiply
    8,744.68x = 13,110.54 × 5,281.12
  4. Step 4: Simplify right side
    8,744.68x = 69,238,335.00
  5. Step 5: Solve for x
    x = 69,238,335.00/8,744.68
  6. Step 6: Final answer
    x = 7,917.77

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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.