Home / 3,159.08-4,728.29-2,325.90

Finding the Fourth Proportional to 3,159.08, 4,728.29 and 2,325.90

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Solution

The fourth proportional to 3,159.08, 4,728.29 and 2,325.90 is: 3,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.08 : 4,728.29 = 2,325.90 : x
  2. Step 2: Convert to fraction form
    3,159.08/4,728.29 = 2,325.90/x
  3. Step 3: Cross multiply
    3,159.08x = 4,728.29 × 2,325.90
  4. Step 4: Simplify right side
    3,159.08x = 10,997,518.08
  5. Step 5: Solve for x
    x = 10,997,518.08/3,159.08
  6. Step 6: Final answer
    x = 3,481.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.