Home / 1,652.66-2,480.75-1,478.24

Finding the Fourth Proportional to 1,652.66, 2,480.75 and 1,478.24

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Solution

The fourth proportional to 1,652.66, 2,480.75 and 1,478.24 is: 2,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.66 : 2,480.75 = 1,478.24 : x
  2. Step 2: Convert to fraction form
    1,652.66/2,480.75 = 1,478.24/x
  3. Step 3: Cross multiply
    1,652.66x = 2,480.75 × 1,478.24
  4. Step 4: Simplify right side
    1,652.66x = 3,667,143.88
  5. Step 5: Solve for x
    x = 3,667,143.88/1,652.66
  6. Step 6: Final answer
    x = 2,218.93

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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.