Home / 5,445.41-8,148.67-5,079.29

Finding the Fourth Proportional to 5,445.41, 8,148.67 and 5,079.29

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Solution

The fourth proportional to 5,445.41, 8,148.67 and 5,079.29 is: 7,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.41 : 8,148.67 = 5,079.29 : x
  2. Step 2: Convert to fraction form
    5,445.41/8,148.67 = 5,079.29/x
  3. Step 3: Cross multiply
    5,445.41x = 8,148.67 × 5,079.29
  4. Step 4: Simplify right side
    5,445.41x = 41,389,404.60
  5. Step 5: Solve for x
    x = 41,389,404.60/5,445.41
  6. Step 6: Final answer
    x = 7,600.79

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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.