Home / 9,881.66-14,816.61-3,306.06

Finding the Fourth Proportional to 9,881.66, 14,816.61 and 3,306.06

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Solution

The fourth proportional to 9,881.66, 14,816.61 and 3,306.06 is: 4,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.66 : 14,816.61 = 3,306.06 : x
  2. Step 2: Convert to fraction form
    9,881.66/14,816.61 = 3,306.06/x
  3. Step 3: Cross multiply
    9,881.66x = 14,816.61 × 3,306.06
  4. Step 4: Simplify right side
    9,881.66x = 48,984,601.66
  5. Step 5: Solve for x
    x = 48,984,601.66/9,881.66
  6. Step 6: Final answer
    x = 4,957.12

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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.