Home / 11,440.42-17,154.68-4,422.87

Finding the Fourth Proportional to 11,440.42, 17,154.68 and 4,422.87

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Solution

The fourth proportional to 11,440.42, 17,154.68 and 4,422.87 is: 6,632.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440.42 : 17,154.68 = 4,422.87 : x
  2. Step 2: Convert to fraction form
    11,440.42/17,154.68 = 4,422.87/x
  3. Step 3: Cross multiply
    11,440.42x = 17,154.68 × 4,422.87
  4. Step 4: Simplify right side
    11,440.42x = 75,872,897.42
  5. Step 5: Solve for x
    x = 75,872,897.42/11,440.42
  6. Step 6: Final answer
    x = 6,632.00

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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.