Home / 9,422.20-14,133.30-4,756.60

Finding the Fourth Proportional to 9,422.20, 14,133.30 and 4,756.60

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Solution

The fourth proportional to 9,422.20, 14,133.30 and 4,756.60 is: 7,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.20 : 14,133.30 = 4,756.60 : x
  2. Step 2: Convert to fraction form
    9,422.20/14,133.30 = 4,756.60/x
  3. Step 3: Cross multiply
    9,422.20x = 14,133.30 × 4,756.60
  4. Step 4: Simplify right side
    9,422.20x = 67,226,454.78
  5. Step 5: Solve for x
    x = 67,226,454.78/9,422.20
  6. Step 6: Final answer
    x = 7,134.90

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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.