Home / 2,554.12-3,831.22-1,167.40

Finding the Fourth Proportional to 2,554.12, 3,831.22 and 1,167.40

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Solution

The fourth proportional to 2,554.12, 3,831.22 and 1,167.40 is: 1,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.12 : 3,831.22 = 1,167.40 : x
  2. Step 2: Convert to fraction form
    2,554.12/3,831.22 = 1,167.40/x
  3. Step 3: Cross multiply
    2,554.12x = 3,831.22 × 1,167.40
  4. Step 4: Simplify right side
    2,554.12x = 4,472,566.23
  5. Step 5: Solve for x
    x = 4,472,566.23/2,554.12
  6. Step 6: Final answer
    x = 1,751.12

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1.5x scale

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.