Home / 8,540.32-12,810.48-2,701.04

Finding the Fourth Proportional to 8,540.32, 12,810.48 and 2,701.04

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Solution

The fourth proportional to 8,540.32, 12,810.48 and 2,701.04 is: 4,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540.32 : 12,810.48 = 2,701.04 : x
  2. Step 2: Convert to fraction form
    8,540.32/12,810.48 = 2,701.04/x
  3. Step 3: Cross multiply
    8,540.32x = 12,810.48 × 2,701.04
  4. Step 4: Simplify right side
    8,540.32x = 34,601,618.90
  5. Step 5: Solve for x
    x = 34,601,618.90/8,540.32
  6. Step 6: Final answer
    x = 4,051.56

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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.