Home / 4,278.29-5,902.01-2,684.15

Finding the Fourth Proportional to 4,278.29, 5,902.01 and 2,684.15

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Solution

The fourth proportional to 4,278.29, 5,902.01 and 2,684.15 is: 3,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.29 : 5,902.01 = 2,684.15 : x
  2. Step 2: Convert to fraction form
    4,278.29/5,902.01 = 2,684.15/x
  3. Step 3: Cross multiply
    4,278.29x = 5,902.01 × 2,684.15
  4. Step 4: Simplify right side
    4,278.29x = 15,841,880.14
  5. Step 5: Solve for x
    x = 15,841,880.14/4,278.29
  6. Step 6: Final answer
    x = 3,702.85

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1.5x scale

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.