Home / 5,345.16-7,374.30-3,248.52

Finding the Fourth Proportional to 5,345.16, 7,374.30 and 3,248.52

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Solution

The fourth proportional to 5,345.16, 7,374.30 and 3,248.52 is: 4,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.16 : 7,374.30 = 3,248.52 : x
  2. Step 2: Convert to fraction form
    5,345.16/7,374.30 = 3,248.52/x
  3. Step 3: Cross multiply
    5,345.16x = 7,374.30 × 3,248.52
  4. Step 4: Simplify right side
    5,345.16x = 23,955,561.04
  5. Step 5: Solve for x
    x = 23,955,561.04/5,345.16
  6. Step 6: Final answer
    x = 4,481.73

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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.