Home / 3,656.32-5,045.70-2,084.38

Finding the Fourth Proportional to 3,656.32, 5,045.70 and 2,084.38

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Solution

The fourth proportional to 3,656.32, 5,045.70 and 2,084.38 is: 2,876.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.32 : 5,045.70 = 2,084.38 : x
  2. Step 2: Convert to fraction form
    3,656.32/5,045.70 = 2,084.38/x
  3. Step 3: Cross multiply
    3,656.32x = 5,045.70 × 2,084.38
  4. Step 4: Simplify right side
    3,656.32x = 10,517,156.17
  5. Step 5: Solve for x
    x = 10,517,156.17/3,656.32
  6. Step 6: Final answer
    x = 2,876.43

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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.