Home / 8,292.08-11,437.32-5,306.56

Finding the Fourth Proportional to 8,292.08, 11,437.32 and 5,306.56

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Solution

The fourth proportional to 8,292.08, 11,437.32 and 5,306.56 is: 7,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.08 : 11,437.32 = 5,306.56 : x
  2. Step 2: Convert to fraction form
    8,292.08/11,437.32 = 5,306.56/x
  3. Step 3: Cross multiply
    8,292.08x = 11,437.32 × 5,306.56
  4. Step 4: Simplify right side
    8,292.08x = 60,692,824.82
  5. Step 5: Solve for x
    x = 60,692,824.82/8,292.08
  6. Step 6: Final answer
    x = 7,319.37

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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.