Home / 9,877.91-14,816.39-2,482.20

Finding the Fourth Proportional to 9,877.91, 14,816.39 and 2,482.20

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Solution

The fourth proportional to 9,877.91, 14,816.39 and 2,482.20 is: 3,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.91 : 14,816.39 = 2,482.20 : x
  2. Step 2: Convert to fraction form
    9,877.91/14,816.39 = 2,482.20/x
  3. Step 3: Cross multiply
    9,877.91x = 14,816.39 × 2,482.20
  4. Step 4: Simplify right side
    9,877.91x = 36,777,230.85
  5. Step 5: Solve for x
    x = 36,777,230.85/9,877.91
  6. Step 6: Final answer
    x = 3,723.18

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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.