Home / 4,357.05-6,013.68-2,679.90

Finding the Fourth Proportional to 4,357.05, 6,013.68 and 2,679.90

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Solution

The fourth proportional to 4,357.05, 6,013.68 and 2,679.90 is: 3,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,357.05 : 6,013.68 = 2,679.90 : x
  2. Step 2: Convert to fraction form
    4,357.05/6,013.68 = 2,679.90/x
  3. Step 3: Cross multiply
    4,357.05x = 6,013.68 × 2,679.90
  4. Step 4: Simplify right side
    4,357.05x = 16,116,061.03
  5. Step 5: Solve for x
    x = 16,116,061.03/4,357.05
  6. Step 6: Final answer
    x = 3,698.85

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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.