Home / 9,330.33-12,875.88-5,081.43

Finding the Fourth Proportional to 9,330.33, 12,875.88 and 5,081.43

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Solution

The fourth proportional to 9,330.33, 12,875.88 and 5,081.43 is: 7,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.33 : 12,875.88 = 5,081.43 : x
  2. Step 2: Convert to fraction form
    9,330.33/12,875.88 = 5,081.43/x
  3. Step 3: Cross multiply
    9,330.33x = 12,875.88 × 5,081.43
  4. Step 4: Simplify right side
    9,330.33x = 65,427,882.91
  5. Step 5: Solve for x
    x = 65,427,882.91/9,330.33
  6. Step 6: Final answer
    x = 7,012.39

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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.