Home / 8,332.47-11,499.06-4,555.62

Finding the Fourth Proportional to 8,332.47, 11,499.06 and 4,555.62

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Solution

The fourth proportional to 8,332.47, 11,499.06 and 4,555.62 is: 6,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.47 : 11,499.06 = 4,555.62 : x
  2. Step 2: Convert to fraction form
    8,332.47/11,499.06 = 4,555.62/x
  3. Step 3: Cross multiply
    8,332.47x = 11,499.06 × 4,555.62
  4. Step 4: Simplify right side
    8,332.47x = 52,385,347.72
  5. Step 5: Solve for x
    x = 52,385,347.72/8,332.47
  6. Step 6: Final answer
    x = 6,286.89

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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.