Home / 1,741.68-2,401.80-1,151.52

Finding the Fourth Proportional to 1,741.68, 2,401.80 and 1,151.52

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Solution

The fourth proportional to 1,741.68, 2,401.80 and 1,151.52 is: 1,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.68 : 2,401.80 = 1,151.52 : x
  2. Step 2: Convert to fraction form
    1,741.68/2,401.80 = 1,151.52/x
  3. Step 3: Cross multiply
    1,741.68x = 2,401.80 × 1,151.52
  4. Step 4: Simplify right side
    1,741.68x = 2,765,720.74
  5. Step 5: Solve for x
    x = 2,765,720.74/1,741.68
  6. Step 6: Final answer
    x = 1,587.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.