Home / 9,387.36-14,071.68-5,229.24

Finding the Fourth Proportional to 9,387.36, 14,071.68 and 5,229.24

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Solution

The fourth proportional to 9,387.36, 14,071.68 and 5,229.24 is: 7,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.36 : 14,071.68 = 5,229.24 : x
  2. Step 2: Convert to fraction form
    9,387.36/14,071.68 = 5,229.24/x
  3. Step 3: Cross multiply
    9,387.36x = 14,071.68 × 5,229.24
  4. Step 4: Simplify right side
    9,387.36x = 73,584,191.92
  5. Step 5: Solve for x
    x = 73,584,191.92/9,387.36
  6. Step 6: Final answer
    x = 7,838.65

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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.