Home / 3,864.64-5,332.16-2,373.12

Finding the Fourth Proportional to 3,864.64, 5,332.16 and 2,373.12

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Solution

The fourth proportional to 3,864.64, 5,332.16 and 2,373.12 is: 3,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.64 : 5,332.16 = 2,373.12 : x
  2. Step 2: Convert to fraction form
    3,864.64/5,332.16 = 2,373.12/x
  3. Step 3: Cross multiply
    3,864.64x = 5,332.16 × 2,373.12
  4. Step 4: Simplify right side
    3,864.64x = 12,653,855.54
  5. Step 5: Solve for x
    x = 12,653,855.54/3,864.64
  6. Step 6: Final answer
    x = 3,274.27

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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.