Home / 3,675.38-5,068.56-2,834.75

Finding the Fourth Proportional to 3,675.38, 5,068.56 and 2,834.75

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Solution

The fourth proportional to 3,675.38, 5,068.56 and 2,834.75 is: 3,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.38 : 5,068.56 = 2,834.75 : x
  2. Step 2: Convert to fraction form
    3,675.38/5,068.56 = 2,834.75/x
  3. Step 3: Cross multiply
    3,675.38x = 5,068.56 × 2,834.75
  4. Step 4: Simplify right side
    3,675.38x = 14,368,123.76
  5. Step 5: Solve for x
    x = 14,368,123.76/3,675.38
  6. Step 6: Final answer
    x = 3,909.29

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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.