Home / 11,345.70-17,013.36-6,079.88

Finding the Fourth Proportional to 11,345.70, 17,013.36 and 6,079.88

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Solution

The fourth proportional to 11,345.70, 17,013.36 and 6,079.88 is: 9,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.70 : 17,013.36 = 6,079.88 : x
  2. Step 2: Convert to fraction form
    11,345.70/17,013.36 = 6,079.88/x
  3. Step 3: Cross multiply
    11,345.70x = 17,013.36 × 6,079.88
  4. Step 4: Simplify right side
    11,345.70x = 103,439,187.20
  5. Step 5: Solve for x
    x = 103,439,187.20/11,345.70
  6. Step 6: Final answer
    x = 9,117.04

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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.