Home / 8,330.74-11,495.44-4,972.92

Finding the Fourth Proportional to 8,330.74, 11,495.44 and 4,972.92

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Solution

The fourth proportional to 8,330.74, 11,495.44 and 4,972.92 is: 6,862.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.74 : 11,495.44 = 4,972.92 : x
  2. Step 2: Convert to fraction form
    8,330.74/11,495.44 = 4,972.92/x
  3. Step 3: Cross multiply
    8,330.74x = 11,495.44 × 4,972.92
  4. Step 4: Simplify right side
    8,330.74x = 57,165,903.48
  5. Step 5: Solve for x
    x = 57,165,903.48/8,330.74
  6. Step 6: Final answer
    x = 6,862.04

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Double scale
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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.