Home / 3,154.89-4,708.03-2,770.95

Finding the Fourth Proportional to 3,154.89, 4,708.03 and 2,770.95

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Solution

The fourth proportional to 3,154.89, 4,708.03 and 2,770.95 is: 4,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.89 : 4,708.03 = 2,770.95 : x
  2. Step 2: Convert to fraction form
    3,154.89/4,708.03 = 2,770.95/x
  3. Step 3: Cross multiply
    3,154.89x = 4,708.03 × 2,770.95
  4. Step 4: Simplify right side
    3,154.89x = 13,045,708.80
  5. Step 5: Solve for x
    x = 13,045,708.80/3,154.89
  6. Step 6: Final answer
    x = 4,135.08

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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.