Home / 11,392.40-17,077.56-4,367.04

Finding the Fourth Proportional to 11,392.40, 17,077.56 and 4,367.04

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Solution

The fourth proportional to 11,392.40, 17,077.56 and 4,367.04 is: 6,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.40 : 17,077.56 = 4,367.04 : x
  2. Step 2: Convert to fraction form
    11,392.40/17,077.56 = 4,367.04/x
  3. Step 3: Cross multiply
    11,392.40x = 17,077.56 × 4,367.04
  4. Step 4: Simplify right side
    11,392.40x = 74,578,387.62
  5. Step 5: Solve for x
    x = 74,578,387.62/11,392.40
  6. Step 6: Final answer
    x = 6,546.33

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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.