Home / 4,861.44-7,293.28-1,398.56

Finding the Fourth Proportional to 4,861.44, 7,293.28 and 1,398.56

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Solution

The fourth proportional to 4,861.44, 7,293.28 and 1,398.56 is: 2,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.44 : 7,293.28 = 1,398.56 : x
  2. Step 2: Convert to fraction form
    4,861.44/7,293.28 = 1,398.56/x
  3. Step 3: Cross multiply
    4,861.44x = 7,293.28 × 1,398.56
  4. Step 4: Simplify right side
    4,861.44x = 10,200,089.68
  5. Step 5: Solve for x
    x = 10,200,089.68/4,861.44
  6. Step 6: Final answer
    x = 2,098.16

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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.