Home / 3,864.28-5,332.71-2,095.89

Finding the Fourth Proportional to 3,864.28, 5,332.71 and 2,095.89

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Solution

The fourth proportional to 3,864.28, 5,332.71 and 2,095.89 is: 2,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.28 : 5,332.71 = 2,095.89 : x
  2. Step 2: Convert to fraction form
    3,864.28/5,332.71 = 2,095.89/x
  3. Step 3: Cross multiply
    3,864.28x = 5,332.71 × 2,095.89
  4. Step 4: Simplify right side
    3,864.28x = 11,176,736.42
  5. Step 5: Solve for x
    x = 11,176,736.42/3,864.28
  6. Step 6: Final answer
    x = 2,892.32

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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.