Home / 3,075.48-4,615.97-1,432.95

Finding the Fourth Proportional to 3,075.48, 4,615.97 and 1,432.95

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Solution

The fourth proportional to 3,075.48, 4,615.97 and 1,432.95 is: 2,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.48 : 4,615.97 = 1,432.95 : x
  2. Step 2: Convert to fraction form
    3,075.48/4,615.97 = 1,432.95/x
  3. Step 3: Cross multiply
    3,075.48x = 4,615.97 × 1,432.95
  4. Step 4: Simplify right side
    3,075.48x = 6,614,454.21
  5. Step 5: Solve for x
    x = 6,614,454.21/3,075.48
  6. Step 6: Final answer
    x = 2,150.71

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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.