Home / 3,230.72-4,848.02-1,587.44

Finding the Fourth Proportional to 3,230.72, 4,848.02 and 1,587.44

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Solution

The fourth proportional to 3,230.72, 4,848.02 and 1,587.44 is: 2,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.72 : 4,848.02 = 1,587.44 : x
  2. Step 2: Convert to fraction form
    3,230.72/4,848.02 = 1,587.44/x
  3. Step 3: Cross multiply
    3,230.72x = 4,848.02 × 1,587.44
  4. Step 4: Simplify right side
    3,230.72x = 7,695,940.87
  5. Step 5: Solve for x
    x = 7,695,940.87/3,230.72
  6. Step 6: Final answer
    x = 2,382.11

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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.