Home / 11,470.62-17,206.02-4,074.78

Finding the Fourth Proportional to 11,470.62, 17,206.02 and 4,074.78

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Solution

The fourth proportional to 11,470.62, 17,206.02 and 4,074.78 is: 6,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.62 : 17,206.02 = 4,074.78 : x
  2. Step 2: Convert to fraction form
    11,470.62/17,206.02 = 4,074.78/x
  3. Step 3: Cross multiply
    11,470.62x = 17,206.02 × 4,074.78
  4. Step 4: Simplify right side
    11,470.62x = 70,110,746.18
  5. Step 5: Solve for x
    x = 70,110,746.18/11,470.62
  6. Step 6: Final answer
    x = 6,112.20

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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.