Home / 9,961.04-14,941.56-3,387.92

Finding the Fourth Proportional to 9,961.04, 14,941.56 and 3,387.92

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Solution

The fourth proportional to 9,961.04, 14,941.56 and 3,387.92 is: 5,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.04 : 14,941.56 = 3,387.92 : x
  2. Step 2: Convert to fraction form
    9,961.04/14,941.56 = 3,387.92/x
  3. Step 3: Cross multiply
    9,961.04x = 14,941.56 × 3,387.92
  4. Step 4: Simplify right side
    9,961.04x = 50,620,809.96
  5. Step 5: Solve for x
    x = 50,620,809.96/9,961.04
  6. Step 6: Final answer
    x = 5,081.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.