Home / 3,695.60-5,543.40-2,723.60

Finding the Fourth Proportional to 3,695.60, 5,543.40 and 2,723.60

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Solution

The fourth proportional to 3,695.60, 5,543.40 and 2,723.60 is: 4,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.60 : 5,543.40 = 2,723.60 : x
  2. Step 2: Convert to fraction form
    3,695.60/5,543.40 = 2,723.60/x
  3. Step 3: Cross multiply
    3,695.60x = 5,543.40 × 2,723.60
  4. Step 4: Simplify right side
    3,695.60x = 15,098,004.24
  5. Step 5: Solve for x
    x = 15,098,004.24/3,695.60
  6. Step 6: Final answer
    x = 4,085.40

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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.