Home / 7,996.40-11,034.96-4,459.92

Finding the Fourth Proportional to 7,996.40, 11,034.96 and 4,459.92

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Solution

The fourth proportional to 7,996.40, 11,034.96 and 4,459.92 is: 6,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.40 : 11,034.96 = 4,459.92 : x
  2. Step 2: Convert to fraction form
    7,996.40/11,034.96 = 4,459.92/x
  3. Step 3: Cross multiply
    7,996.40x = 11,034.96 × 4,459.92
  4. Step 4: Simplify right side
    7,996.40x = 49,215,038.80
  5. Step 5: Solve for x
    x = 49,215,038.80/7,996.40
  6. Step 6: Final answer
    x = 6,154.65

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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.