Home / 9,323.39-13,987.11-5,377.20

Finding the Fourth Proportional to 9,323.39, 13,987.11 and 5,377.20

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Solution

The fourth proportional to 9,323.39, 13,987.11 and 5,377.20 is: 8,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.39 : 13,987.11 = 5,377.20 : x
  2. Step 2: Convert to fraction form
    9,323.39/13,987.11 = 5,377.20/x
  3. Step 3: Cross multiply
    9,323.39x = 13,987.11 × 5,377.20
  4. Step 4: Simplify right side
    9,323.39x = 75,211,487.89
  5. Step 5: Solve for x
    x = 75,211,487.89/9,323.39
  6. Step 6: Final answer
    x = 8,066.97

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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.