Home / 7,179.30-9,908.73-4,527.63

Finding the Fourth Proportional to 7,179.30, 9,908.73 and 4,527.63

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Solution

The fourth proportional to 7,179.30, 9,908.73 and 4,527.63 is: 6,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.30 : 9,908.73 = 4,527.63 : x
  2. Step 2: Convert to fraction form
    7,179.30/9,908.73 = 4,527.63/x
  3. Step 3: Cross multiply
    7,179.30x = 9,908.73 × 4,527.63
  4. Step 4: Simplify right side
    7,179.30x = 44,863,063.21
  5. Step 5: Solve for x
    x = 44,863,063.21/7,179.30
  6. Step 6: Final answer
    x = 6,248.95

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.