Home / 3,864.12-5,332.14-2,292

Finding the Fourth Proportional to 3,864.12, 5,332.14 and 2,292

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Solution

The fourth proportional to 3,864.12, 5,332.14 and 2,292 is: 3,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.12 : 5,332.14 = 2,292 : x
  2. Step 2: Convert to fraction form
    3,864.12/5,332.14 = 2,292/x
  3. Step 3: Cross multiply
    3,864.12x = 5,332.14 × 2,292
  4. Step 4: Simplify right side
    3,864.12x = 12,221,264.88
  5. Step 5: Solve for x
    x = 12,221,264.88/3,864.12
  6. Step 6: Final answer
    x = 3,162.76

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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.