Home / 11,079.57-15,290.09-6,043.88

Finding the Fourth Proportional to 11,079.57, 15,290.09 and 6,043.88

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Solution

The fourth proportional to 11,079.57, 15,290.09 and 6,043.88 is: 8,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.57 : 15,290.09 = 6,043.88 : x
  2. Step 2: Convert to fraction form
    11,079.57/15,290.09 = 6,043.88/x
  3. Step 3: Cross multiply
    11,079.57x = 15,290.09 × 6,043.88
  4. Step 4: Simplify right side
    11,079.57x = 92,411,419.14
  5. Step 5: Solve for x
    x = 92,411,419.14/11,079.57
  6. Step 6: Final answer
    x = 8,340.70

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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.