Home / 3,320.15-4,584.56-2,965.43

Finding the Fourth Proportional to 3,320.15, 4,584.56 and 2,965.43

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Solution

The fourth proportional to 3,320.15, 4,584.56 and 2,965.43 is: 4,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.15 : 4,584.56 = 2,965.43 : x
  2. Step 2: Convert to fraction form
    3,320.15/4,584.56 = 2,965.43/x
  3. Step 3: Cross multiply
    3,320.15x = 4,584.56 × 2,965.43
  4. Step 4: Simplify right side
    3,320.15x = 13,595,154.01
  5. Step 5: Solve for x
    x = 13,595,154.01/3,320.15
  6. Step 6: Final answer
    x = 4,094.75

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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.