Home / 9,921.38-14,881.62-4,373.24

Finding the Fourth Proportional to 9,921.38, 14,881.62 and 4,373.24

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Solution

The fourth proportional to 9,921.38, 14,881.62 and 4,373.24 is: 6,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.38 : 14,881.62 = 4,373.24 : x
  2. Step 2: Convert to fraction form
    9,921.38/14,881.62 = 4,373.24/x
  3. Step 3: Cross multiply
    9,921.38x = 14,881.62 × 4,373.24
  4. Step 4: Simplify right side
    9,921.38x = 65,080,895.85
  5. Step 5: Solve for x
    x = 65,080,895.85/9,921.38
  6. Step 6: Final answer
    x = 6,559.66

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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.