Home / 5,254.26-7,881.38-3,605.80

Finding the Fourth Proportional to 5,254.26, 7,881.38 and 3,605.80

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Solution

The fourth proportional to 5,254.26, 7,881.38 and 3,605.80 is: 5,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.26 : 7,881.38 = 3,605.80 : x
  2. Step 2: Convert to fraction form
    5,254.26/7,881.38 = 3,605.80/x
  3. Step 3: Cross multiply
    5,254.26x = 7,881.38 × 3,605.80
  4. Step 4: Simplify right side
    5,254.26x = 28,418,680.00
  5. Step 5: Solve for x
    x = 28,418,680.00/5,254.26
  6. Step 6: Final answer
    x = 5,408.69

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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.