Home / 9,079.76-13,590.42-6,141.88

Finding the Fourth Proportional to 9,079.76, 13,590.42 and 6,141.88

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Solution

The fourth proportional to 9,079.76, 13,590.42 and 6,141.88 is: 9,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.76 : 13,590.42 = 6,141.88 : x
  2. Step 2: Convert to fraction form
    9,079.76/13,590.42 = 6,141.88/x
  3. Step 3: Cross multiply
    9,079.76x = 13,590.42 × 6,141.88
  4. Step 4: Simplify right side
    9,079.76x = 83,470,728.79
  5. Step 5: Solve for x
    x = 83,470,728.79/9,079.76
  6. Step 6: Final answer
    x = 9,193.05

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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.