Home / 2,873.18-3,965.42-1,614.74

Finding the Fourth Proportional to 2,873.18, 3,965.42 and 1,614.74

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Solution

The fourth proportional to 2,873.18, 3,965.42 and 1,614.74 is: 2,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.18 : 3,965.42 = 1,614.74 : x
  2. Step 2: Convert to fraction form
    2,873.18/3,965.42 = 1,614.74/x
  3. Step 3: Cross multiply
    2,873.18x = 3,965.42 × 1,614.74
  4. Step 4: Simplify right side
    2,873.18x = 6,403,122.29
  5. Step 5: Solve for x
    x = 6,403,122.29/2,873.18
  6. Step 6: Final answer
    x = 2,228.58

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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.