Home / 3,864.42-5,333.00-2,186.08

Finding the Fourth Proportional to 3,864.42, 5,333.00 and 2,186.08

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Solution

The fourth proportional to 3,864.42, 5,333.00 and 2,186.08 is: 3,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.42 : 5,333.00 = 2,186.08 : x
  2. Step 2: Convert to fraction form
    3,864.42/5,333.00 = 2,186.08/x
  3. Step 3: Cross multiply
    3,864.42x = 5,333.00 × 2,186.08
  4. Step 4: Simplify right side
    3,864.42x = 11,658,356.77
  5. Step 5: Solve for x
    x = 11,658,356.77/3,864.42
  6. Step 6: Final answer
    x = 3,016.85

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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.