Home / 4,125.12-5,695.08-2,711.06

Finding the Fourth Proportional to 4,125.12, 5,695.08 and 2,711.06

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Solution

The fourth proportional to 4,125.12, 5,695.08 and 2,711.06 is: 3,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.12 : 5,695.08 = 2,711.06 : x
  2. Step 2: Convert to fraction form
    4,125.12/5,695.08 = 2,711.06/x
  3. Step 3: Cross multiply
    4,125.12x = 5,695.08 × 2,711.06
  4. Step 4: Simplify right side
    4,125.12x = 15,439,703.58
  5. Step 5: Solve for x
    x = 15,439,703.58/4,125.12
  6. Step 6: Final answer
    x = 3,742.85

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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.