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Finding the Fourth Proportional to 1,873.44, 2,581.20 and 1,523.52

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Solution

The fourth proportional to 1,873.44, 2,581.20 and 1,523.52 is: 2,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.44 : 2,581.20 = 1,523.52 : x
  2. Step 2: Convert to fraction form
    1,873.44/2,581.20 = 1,523.52/x
  3. Step 3: Cross multiply
    1,873.44x = 2,581.20 × 1,523.52
  4. Step 4: Simplify right side
    1,873.44x = 3,932,509.82
  5. Step 5: Solve for x
    x = 3,932,509.82/1,873.44
  6. Step 6: Final answer
    x = 2,099.09

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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.