Home / 2,554.28-3,831.24-705.38

Finding the Fourth Proportional to 2,554.28, 3,831.24 and 705.38

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Solution

The fourth proportional to 2,554.28, 3,831.24 and 705.38 is: 1,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.28 : 3,831.24 = 705.38 : x
  2. Step 2: Convert to fraction form
    2,554.28/3,831.24 = 705.38/x
  3. Step 3: Cross multiply
    2,554.28x = 3,831.24 × 705.38
  4. Step 4: Simplify right side
    2,554.28x = 2,702,480.07
  5. Step 5: Solve for x
    x = 2,702,480.07/2,554.28
  6. Step 6: Final answer
    x = 1,058.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.