Home / 3,864.74-5,331.57-2,292.26

Finding the Fourth Proportional to 3,864.74, 5,331.57 and 2,292.26

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Solution

The fourth proportional to 3,864.74, 5,331.57 and 2,292.26 is: 3,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.74 : 5,331.57 = 2,292.26 : x
  2. Step 2: Convert to fraction form
    3,864.74/5,331.57 = 2,292.26/x
  3. Step 3: Cross multiply
    3,864.74x = 5,331.57 × 2,292.26
  4. Step 4: Simplify right side
    3,864.74x = 12,221,344.65
  5. Step 5: Solve for x
    x = 12,221,344.65/3,864.74
  6. Step 6: Final answer
    x = 3,162.27

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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.