Home / 3,029.55-4,182.85-2,320.14

Finding the Fourth Proportional to 3,029.55, 4,182.85 and 2,320.14

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Solution

The fourth proportional to 3,029.55, 4,182.85 and 2,320.14 is: 3,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.55 : 4,182.85 = 2,320.14 : x
  2. Step 2: Convert to fraction form
    3,029.55/4,182.85 = 2,320.14/x
  3. Step 3: Cross multiply
    3,029.55x = 4,182.85 × 2,320.14
  4. Step 4: Simplify right side
    3,029.55x = 9,704,797.60
  5. Step 5: Solve for x
    x = 9,704,797.60/3,029.55
  6. Step 6: Final answer
    x = 3,203.38

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1.5x scale

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.