Home / 9,901.20-14,851.26-3,326.70

Finding the Fourth Proportional to 9,901.20, 14,851.26 and 3,326.70

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Solution

The fourth proportional to 9,901.20, 14,851.26 and 3,326.70 is: 4,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,901.20 : 14,851.26 = 3,326.70 : x
  2. Step 2: Convert to fraction form
    9,901.20/14,851.26 = 3,326.70/x
  3. Step 3: Cross multiply
    9,901.20x = 14,851.26 × 3,326.70
  4. Step 4: Simplify right side
    9,901.20x = 49,405,686.64
  5. Step 5: Solve for x
    x = 49,405,686.64/9,901.20
  6. Step 6: Final answer
    x = 4,989.87

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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.