Home / 3,005.20-4,508.56-1,544.32

Finding the Fourth Proportional to 3,005.20, 4,508.56 and 1,544.32

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Solution

The fourth proportional to 3,005.20, 4,508.56 and 1,544.32 is: 2,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.20 : 4,508.56 = 1,544.32 : x
  2. Step 2: Convert to fraction form
    3,005.20/4,508.56 = 1,544.32/x
  3. Step 3: Cross multiply
    3,005.20x = 4,508.56 × 1,544.32
  4. Step 4: Simplify right side
    3,005.20x = 6,962,659.38
  5. Step 5: Solve for x
    x = 6,962,659.38/3,005.20
  6. Step 6: Final answer
    x = 2,316.87

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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.