Home / 2,981.60-4,473.66-1,500.05

Finding the Fourth Proportional to 2,981.60, 4,473.66 and 1,500.05

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Solution

The fourth proportional to 2,981.60, 4,473.66 and 1,500.05 is: 2,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.60 : 4,473.66 = 1,500.05 : x
  2. Step 2: Convert to fraction form
    2,981.60/4,473.66 = 1,500.05/x
  3. Step 3: Cross multiply
    2,981.60x = 4,473.66 × 1,500.05
  4. Step 4: Simplify right side
    2,981.60x = 6,710,713.68
  5. Step 5: Solve for x
    x = 6,710,713.68/2,981.60
  6. Step 6: Final answer
    x = 2,250.71

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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.