Home / 3,182.52-4,389.66-3,075.48

Finding the Fourth Proportional to 3,182.52, 4,389.66 and 3,075.48

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Solution

The fourth proportional to 3,182.52, 4,389.66 and 3,075.48 is: 4,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.52 : 4,389.66 = 3,075.48 : x
  2. Step 2: Convert to fraction form
    3,182.52/4,389.66 = 3,075.48/x
  3. Step 3: Cross multiply
    3,182.52x = 4,389.66 × 3,075.48
  4. Step 4: Simplify right side
    3,182.52x = 13,500,311.54
  5. Step 5: Solve for x
    x = 13,500,311.54/3,182.52
  6. Step 6: Final answer
    x = 4,242.02

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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.