Home / 1,652.39-2,479.36-1,517.05

Finding the Fourth Proportional to 1,652.39, 2,479.36 and 1,517.05

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Solution

The fourth proportional to 1,652.39, 2,479.36 and 1,517.05 is: 2,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.39 : 2,479.36 = 1,517.05 : x
  2. Step 2: Convert to fraction form
    1,652.39/2,479.36 = 1,517.05/x
  3. Step 3: Cross multiply
    1,652.39x = 2,479.36 × 1,517.05
  4. Step 4: Simplify right side
    1,652.39x = 3,761,313.09
  5. Step 5: Solve for x
    x = 3,761,313.09/1,652.39
  6. Step 6: Final answer
    x = 2,276.29

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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.