Home / 10,191.52-15,274.12-4,565.08

Finding the Fourth Proportional to 10,191.52, 15,274.12 and 4,565.08

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Solution

The fourth proportional to 10,191.52, 15,274.12 and 4,565.08 is: 6,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.52 : 15,274.12 = 4,565.08 : x
  2. Step 2: Convert to fraction form
    10,191.52/15,274.12 = 4,565.08/x
  3. Step 3: Cross multiply
    10,191.52x = 15,274.12 × 4,565.08
  4. Step 4: Simplify right side
    10,191.52x = 69,727,579.73
  5. Step 5: Solve for x
    x = 69,727,579.73/10,191.52
  6. Step 6: Final answer
    x = 6,841.73

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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.