Home / 5,395.80-7,445.67-3,037.89

Finding the Fourth Proportional to 5,395.80, 7,445.67 and 3,037.89

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Solution

The fourth proportional to 5,395.80, 7,445.67 and 3,037.89 is: 4,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.80 : 7,445.67 = 3,037.89 : x
  2. Step 2: Convert to fraction form
    5,395.80/7,445.67 = 3,037.89/x
  3. Step 3: Cross multiply
    5,395.80x = 7,445.67 × 3,037.89
  4. Step 4: Simplify right side
    5,395.80x = 22,619,126.44
  5. Step 5: Solve for x
    x = 22,619,126.44/5,395.80
  6. Step 6: Final answer
    x = 4,191.99

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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.