Home / 8,875.52-13,279.44-5,352.56

Finding the Fourth Proportional to 8,875.52, 13,279.44 and 5,352.56

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Solution

The fourth proportional to 8,875.52, 13,279.44 and 5,352.56 is: 8,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.52 : 13,279.44 = 5,352.56 : x
  2. Step 2: Convert to fraction form
    8,875.52/13,279.44 = 5,352.56/x
  3. Step 3: Cross multiply
    8,875.52x = 13,279.44 × 5,352.56
  4. Step 4: Simplify right side
    8,875.52x = 71,078,999.37
  5. Step 5: Solve for x
    x = 71,078,999.37/8,875.52
  6. Step 6: Final answer
    x = 8,008.43

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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.