Home / 3,658.12-5,475.30-2,342.68

Finding the Fourth Proportional to 3,658.12, 5,475.30 and 2,342.68

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Solution

The fourth proportional to 3,658.12, 5,475.30 and 2,342.68 is: 3,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.12 : 5,475.30 = 2,342.68 : x
  2. Step 2: Convert to fraction form
    3,658.12/5,475.30 = 2,342.68/x
  3. Step 3: Cross multiply
    3,658.12x = 5,475.30 × 2,342.68
  4. Step 4: Simplify right side
    3,658.12x = 12,826,875.80
  5. Step 5: Solve for x
    x = 12,826,875.80/3,658.12
  6. Step 6: Final answer
    x = 3,506.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.