Home / 3,456.16-5,184.64-2,293.76

Finding the Fourth Proportional to 3,456.16, 5,184.64 and 2,293.76

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Solution

The fourth proportional to 3,456.16, 5,184.64 and 2,293.76 is: 3,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.16 : 5,184.64 = 2,293.76 : x
  2. Step 2: Convert to fraction form
    3,456.16/5,184.64 = 2,293.76/x
  3. Step 3: Cross multiply
    3,456.16x = 5,184.64 × 2,293.76
  4. Step 4: Simplify right side
    3,456.16x = 11,892,319.85
  5. Step 5: Solve for x
    x = 11,892,319.85/3,456.16
  6. Step 6: Final answer
    x = 3,440.91

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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.