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Finding the Fourth Proportional to 5,842.78, 8,062.58 and 3,325.30

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Solution

The fourth proportional to 5,842.78, 8,062.58 and 3,325.30 is: 4,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.78 : 8,062.58 = 3,325.30 : x
  2. Step 2: Convert to fraction form
    5,842.78/8,062.58 = 3,325.30/x
  3. Step 3: Cross multiply
    5,842.78x = 8,062.58 × 3,325.30
  4. Step 4: Simplify right side
    5,842.78x = 26,810,497.27
  5. Step 5: Solve for x
    x = 26,810,497.27/5,842.78
  6. Step 6: Final answer
    x = 4,588.65

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1.5x scale

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.