Home / 10,440.68-14,407.20-5,964.42

Finding the Fourth Proportional to 10,440.68, 14,407.20 and 5,964.42

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Solution

The fourth proportional to 10,440.68, 14,407.20 and 5,964.42 is: 8,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.68 : 14,407.20 = 5,964.42 : x
  2. Step 2: Convert to fraction form
    10,440.68/14,407.20 = 5,964.42/x
  3. Step 3: Cross multiply
    10,440.68x = 14,407.20 × 5,964.42
  4. Step 4: Simplify right side
    10,440.68x = 85,930,591.82
  5. Step 5: Solve for x
    x = 85,930,591.82/10,440.68
  6. Step 6: Final answer
    x = 8,230.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.