Home / 2,632.14-3,927.78-2,282.22

Finding the Fourth Proportional to 2,632.14, 3,927.78 and 2,282.22

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Solution

The fourth proportional to 2,632.14, 3,927.78 and 2,282.22 is: 3,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.14 : 3,927.78 = 2,282.22 : x
  2. Step 2: Convert to fraction form
    2,632.14/3,927.78 = 2,282.22/x
  3. Step 3: Cross multiply
    2,632.14x = 3,927.78 × 2,282.22
  4. Step 4: Simplify right side
    2,632.14x = 8,964,058.07
  5. Step 5: Solve for x
    x = 8,964,058.07/2,632.14
  6. Step 6: Final answer
    x = 3,405.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.