Home / 1,741.30-2,607.23-1,275.55

Finding the Fourth Proportional to 1,741.30, 2,607.23 and 1,275.55

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Solution

The fourth proportional to 1,741.30, 2,607.23 and 1,275.55 is: 1,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.30 : 2,607.23 = 1,275.55 : x
  2. Step 2: Convert to fraction form
    1,741.30/2,607.23 = 1,275.55/x
  3. Step 3: Cross multiply
    1,741.30x = 2,607.23 × 1,275.55
  4. Step 4: Simplify right side
    1,741.30x = 3,325,652.23
  5. Step 5: Solve for x
    x = 3,325,652.23/1,741.30
  6. Step 6: Final answer
    x = 1,909.87

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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.