Home / 3,001.44-4,502.16-1,539.78

Finding the Fourth Proportional to 3,001.44, 4,502.16 and 1,539.78

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Solution

The fourth proportional to 3,001.44, 4,502.16 and 1,539.78 is: 2,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.44 : 4,502.16 = 1,539.78 : x
  2. Step 2: Convert to fraction form
    3,001.44/4,502.16 = 1,539.78/x
  3. Step 3: Cross multiply
    3,001.44x = 4,502.16 × 1,539.78
  4. Step 4: Simplify right side
    3,001.44x = 6,932,335.92
  5. Step 5: Solve for x
    x = 6,932,335.92/3,001.44
  6. Step 6: Final answer
    x = 2,309.67

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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.