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Finding the Fourth Proportional to 1,754.60, 2,627.10 and 1,370.60

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Solution

The fourth proportional to 1,754.60, 2,627.10 and 1,370.60 is: 2,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.60 : 2,627.10 = 1,370.60 : x
  2. Step 2: Convert to fraction form
    1,754.60/2,627.10 = 1,370.60/x
  3. Step 3: Cross multiply
    1,754.60x = 2,627.10 × 1,370.60
  4. Step 4: Simplify right side
    1,754.60x = 3,600,703.26
  5. Step 5: Solve for x
    x = 3,600,703.26/1,754.60
  6. Step 6: Final answer
    x = 2,052.15

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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.