Home / 3,255.02-4,871.18-2,663.18

Finding the Fourth Proportional to 3,255.02, 4,871.18 and 2,663.18

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Solution

The fourth proportional to 3,255.02, 4,871.18 and 2,663.18 is: 3,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.02 : 4,871.18 = 2,663.18 : x
  2. Step 2: Convert to fraction form
    3,255.02/4,871.18 = 2,663.18/x
  3. Step 3: Cross multiply
    3,255.02x = 4,871.18 × 2,663.18
  4. Step 4: Simplify right side
    3,255.02x = 12,972,811.45
  5. Step 5: Solve for x
    x = 12,972,811.45/3,255.02
  6. Step 6: Final answer
    x = 3,985.48

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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.