Home / 5,531.85-8,301.79-4,148.91

Finding the Fourth Proportional to 5,531.85, 8,301.79 and 4,148.91

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Solution

The fourth proportional to 5,531.85, 8,301.79 and 4,148.91 is: 6,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.85 : 8,301.79 = 4,148.91 : x
  2. Step 2: Convert to fraction form
    5,531.85/8,301.79 = 4,148.91/x
  3. Step 3: Cross multiply
    5,531.85x = 8,301.79 × 4,148.91
  4. Step 4: Simplify right side
    5,531.85x = 34,443,379.55
  5. Step 5: Solve for x
    x = 34,443,379.55/5,531.85
  6. Step 6: Final answer
    x = 6,226.38

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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.