Home / 2,293.68-3,165-1,595.28

Finding the Fourth Proportional to 2,293.68, 3,165 and 1,595.28

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Solution

The fourth proportional to 2,293.68, 3,165 and 1,595.28 is: 2,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.68 : 3,165 = 1,595.28 : x
  2. Step 2: Convert to fraction form
    2,293.68/3,165 = 1,595.28/x
  3. Step 3: Cross multiply
    2,293.68x = 3,165 × 1,595.28
  4. Step 4: Simplify right side
    2,293.68x = 5,049,061.20
  5. Step 5: Solve for x
    x = 5,049,061.20/2,293.68
  6. Step 6: Final answer
    x = 2,201.29

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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.