Home / 11,258.10-15,537.12-6,542.10

Finding the Fourth Proportional to 11,258.10, 15,537.12 and 6,542.10

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Solution

The fourth proportional to 11,258.10, 15,537.12 and 6,542.10 is: 9,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.10 : 15,537.12 = 6,542.10 : x
  2. Step 2: Convert to fraction form
    11,258.10/15,537.12 = 6,542.10/x
  3. Step 3: Cross multiply
    11,258.10x = 15,537.12 × 6,542.10
  4. Step 4: Simplify right side
    11,258.10x = 101,645,392.75
  5. Step 5: Solve for x
    x = 101,645,392.75/11,258.10
  6. Step 6: Final answer
    x = 9,028.65

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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.