Home / 9,140.90-13,712.28-2,567.11

Finding the Fourth Proportional to 9,140.90, 13,712.28 and 2,567.11

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Solution

The fourth proportional to 9,140.90, 13,712.28 and 2,567.11 is: 3,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.90 : 13,712.28 = 2,567.11 : x
  2. Step 2: Convert to fraction form
    9,140.90/13,712.28 = 2,567.11/x
  3. Step 3: Cross multiply
    9,140.90x = 13,712.28 × 2,567.11
  4. Step 4: Simplify right side
    9,140.90x = 35,200,918.28
  5. Step 5: Solve for x
    x = 35,200,918.28/9,140.90
  6. Step 6: Final answer
    x = 3,850.92

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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.