Home / 2,342.78-3,232.03-1,458.86

Finding the Fourth Proportional to 2,342.78, 3,232.03 and 1,458.86

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Solution

The fourth proportional to 2,342.78, 3,232.03 and 1,458.86 is: 2,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.78 : 3,232.03 = 1,458.86 : x
  2. Step 2: Convert to fraction form
    2,342.78/3,232.03 = 1,458.86/x
  3. Step 3: Cross multiply
    2,342.78x = 3,232.03 × 1,458.86
  4. Step 4: Simplify right side
    2,342.78x = 4,715,079.29
  5. Step 5: Solve for x
    x = 4,715,079.29/2,342.78
  6. Step 6: Final answer
    x = 2,012.60

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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.