Home / 3,320.16-4,578.26-2,200.74

Finding the Fourth Proportional to 3,320.16, 4,578.26 and 2,200.74

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Solution

The fourth proportional to 3,320.16, 4,578.26 and 2,200.74 is: 3,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.16 : 4,578.26 = 2,200.74 : x
  2. Step 2: Convert to fraction form
    3,320.16/4,578.26 = 2,200.74/x
  3. Step 3: Cross multiply
    3,320.16x = 4,578.26 × 2,200.74
  4. Step 4: Simplify right side
    3,320.16x = 10,075,559.91
  5. Step 5: Solve for x
    x = 10,075,559.91/3,320.16
  6. Step 6: Final answer
    x = 3,034.66

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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.