Home / 3,864.12-5,332.45-2,095.72

Finding the Fourth Proportional to 3,864.12, 5,332.45 and 2,095.72

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Solution

The fourth proportional to 3,864.12, 5,332.45 and 2,095.72 is: 2,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.12 : 5,332.45 = 2,095.72 : x
  2. Step 2: Convert to fraction form
    3,864.12/5,332.45 = 2,095.72/x
  3. Step 3: Cross multiply
    3,864.12x = 5,332.45 × 2,095.72
  4. Step 4: Simplify right side
    3,864.12x = 11,175,322.11
  5. Step 5: Solve for x
    x = 11,175,322.11/3,864.12
  6. Step 6: Final answer
    x = 2,892.07

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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.