Home / 9,941.28-14,909.28-5,254.96

Finding the Fourth Proportional to 9,941.28, 14,909.28 and 5,254.96

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Solution

The fourth proportional to 9,941.28, 14,909.28 and 5,254.96 is: 7,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.28 : 14,909.28 = 5,254.96 : x
  2. Step 2: Convert to fraction form
    9,941.28/14,909.28 = 5,254.96/x
  3. Step 3: Cross multiply
    9,941.28x = 14,909.28 × 5,254.96
  4. Step 4: Simplify right side
    9,941.28x = 78,347,670.03
  5. Step 5: Solve for x
    x = 78,347,670.03/9,941.28
  6. Step 6: Final answer
    x = 7,881.04

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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.