Home / 8,330.40-11,495.76-4,553.57

Finding the Fourth Proportional to 8,330.40, 11,495.76 and 4,553.57

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Solution

The fourth proportional to 8,330.40, 11,495.76 and 4,553.57 is: 6,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.40 : 11,495.76 = 4,553.57 : x
  2. Step 2: Convert to fraction form
    8,330.40/11,495.76 = 4,553.57/x
  3. Step 3: Cross multiply
    8,330.40x = 11,495.76 × 4,553.57
  4. Step 4: Simplify right side
    8,330.40x = 52,346,747.86
  5. Step 5: Solve for x
    x = 52,346,747.86/8,330.40
  6. Step 6: Final answer
    x = 6,283.82

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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.