Home / 9,631.12-14,440.20-5,244.40

Finding the Fourth Proportional to 9,631.12, 14,440.20 and 5,244.40

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Solution

The fourth proportional to 9,631.12, 14,440.20 and 5,244.40 is: 7,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.12 : 14,440.20 = 5,244.40 : x
  2. Step 2: Convert to fraction form
    9,631.12/14,440.20 = 5,244.40/x
  3. Step 3: Cross multiply
    9,631.12x = 14,440.20 × 5,244.40
  4. Step 4: Simplify right side
    9,631.12x = 75,730,184.88
  5. Step 5: Solve for x
    x = 75,730,184.88/9,631.12
  6. Step 6: Final answer
    x = 7,863.07

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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.