Home / 1,617.44-2,421.48-1,370.66

Finding the Fourth Proportional to 1,617.44, 2,421.48 and 1,370.66

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Solution

The fourth proportional to 1,617.44, 2,421.48 and 1,370.66 is: 2,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.44 : 2,421.48 = 1,370.66 : x
  2. Step 2: Convert to fraction form
    1,617.44/2,421.48 = 1,370.66/x
  3. Step 3: Cross multiply
    1,617.44x = 2,421.48 × 1,370.66
  4. Step 4: Simplify right side
    1,617.44x = 3,319,025.78
  5. Step 5: Solve for x
    x = 3,319,025.78/1,617.44
  6. Step 6: Final answer
    x = 2,052.02

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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.