Home / 9,877.52-14,818.60-2,952.20

Finding the Fourth Proportional to 9,877.52, 14,818.60 and 2,952.20

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Solution

The fourth proportional to 9,877.52, 14,818.60 and 2,952.20 is: 4,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.52 : 14,818.60 = 2,952.20 : x
  2. Step 2: Convert to fraction form
    9,877.52/14,818.60 = 2,952.20/x
  3. Step 3: Cross multiply
    9,877.52x = 14,818.60 × 2,952.20
  4. Step 4: Simplify right side
    9,877.52x = 43,747,470.92
  5. Step 5: Solve for x
    x = 43,747,470.92/9,877.52
  6. Step 6: Final answer
    x = 4,428.99

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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.