Home / 3,701.33-5,531.52-3,315.87

Finding the Fourth Proportional to 3,701.33, 5,531.52 and 3,315.87

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Solution

The fourth proportional to 3,701.33, 5,531.52 and 3,315.87 is: 4,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.33 : 5,531.52 = 3,315.87 : x
  2. Step 2: Convert to fraction form
    3,701.33/5,531.52 = 3,315.87/x
  3. Step 3: Cross multiply
    3,701.33x = 5,531.52 × 3,315.87
  4. Step 4: Simplify right side
    3,701.33x = 18,341,765.28
  5. Step 5: Solve for x
    x = 18,341,765.28/3,701.33
  6. Step 6: Final answer
    x = 4,955.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.