Home / 9,135.41-13,702.03-2,562.12

Finding the Fourth Proportional to 9,135.41, 13,702.03 and 2,562.12

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Solution

The fourth proportional to 9,135.41, 13,702.03 and 2,562.12 is: 3,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.41 : 13,702.03 = 2,562.12 : x
  2. Step 2: Convert to fraction form
    9,135.41/13,702.03 = 2,562.12/x
  3. Step 3: Cross multiply
    9,135.41x = 13,702.03 × 2,562.12
  4. Step 4: Simplify right side
    9,135.41x = 35,106,245.10
  5. Step 5: Solve for x
    x = 35,106,245.10/9,135.41
  6. Step 6: Final answer
    x = 3,842.88

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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.