Home / 3,659.60-5,050.53-2,087.66

Finding the Fourth Proportional to 3,659.60, 5,050.53 and 2,087.66

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Solution

The fourth proportional to 3,659.60, 5,050.53 and 2,087.66 is: 2,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.60 : 5,050.53 = 2,087.66 : x
  2. Step 2: Convert to fraction form
    3,659.60/5,050.53 = 2,087.66/x
  3. Step 3: Cross multiply
    3,659.60x = 5,050.53 × 2,087.66
  4. Step 4: Simplify right side
    3,659.60x = 10,543,764.21
  5. Step 5: Solve for x
    x = 10,543,764.21/3,659.60
  6. Step 6: Final answer
    x = 2,881.13

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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.