Home / 2,873.67-3,965.55-1,614.72

Finding the Fourth Proportional to 2,873.67, 3,965.55 and 1,614.72

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Solution

The fourth proportional to 2,873.67, 3,965.55 and 1,614.72 is: 2,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.67 : 3,965.55 = 1,614.72 : x
  2. Step 2: Convert to fraction form
    2,873.67/3,965.55 = 1,614.72/x
  3. Step 3: Cross multiply
    2,873.67x = 3,965.55 × 1,614.72
  4. Step 4: Simplify right side
    2,873.67x = 6,403,252.90
  5. Step 5: Solve for x
    x = 6,403,252.90/2,873.67
  6. Step 6: Final answer
    x = 2,228.25

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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.