Home / 5,431.80-7,495.24-3,041.90

Finding the Fourth Proportional to 5,431.80, 7,495.24 and 3,041.90

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Solution

The fourth proportional to 5,431.80, 7,495.24 and 3,041.90 is: 4,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.80 : 7,495.24 = 3,041.90 : x
  2. Step 2: Convert to fraction form
    5,431.80/7,495.24 = 3,041.90/x
  3. Step 3: Cross multiply
    5,431.80x = 7,495.24 × 3,041.90
  4. Step 4: Simplify right side
    5,431.80x = 22,799,770.56
  5. Step 5: Solve for x
    x = 22,799,770.56/5,431.80
  6. Step 6: Final answer
    x = 4,197.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.