Home / 9,631.46-14,447.20-3,784.88

Finding the Fourth Proportional to 9,631.46, 14,447.20 and 3,784.88

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Solution

The fourth proportional to 9,631.46, 14,447.20 and 3,784.88 is: 5,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.46 : 14,447.20 = 3,784.88 : x
  2. Step 2: Convert to fraction form
    9,631.46/14,447.20 = 3,784.88/x
  3. Step 3: Cross multiply
    9,631.46x = 14,447.20 × 3,784.88
  4. Step 4: Simplify right side
    9,631.46x = 54,680,918.34
  5. Step 5: Solve for x
    x = 54,680,918.34/9,631.46
  6. Step 6: Final answer
    x = 5,677.32

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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.