Home / 3,586.12-4,948.32-2,013.91

Finding the Fourth Proportional to 3,586.12, 4,948.32 and 2,013.91

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Solution

The fourth proportional to 3,586.12, 4,948.32 and 2,013.91 is: 2,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.12 : 4,948.32 = 2,013.91 : x
  2. Step 2: Convert to fraction form
    3,586.12/4,948.32 = 2,013.91/x
  3. Step 3: Cross multiply
    3,586.12x = 4,948.32 × 2,013.91
  4. Step 4: Simplify right side
    3,586.12x = 9,965,471.13
  5. Step 5: Solve for x
    x = 9,965,471.13/3,586.12
  6. Step 6: Final answer
    x = 2,778.90

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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.