Home / 3,350.38-4,625.05-2,155.94

Finding the Fourth Proportional to 3,350.38, 4,625.05 and 2,155.94

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Solution

The fourth proportional to 3,350.38, 4,625.05 and 2,155.94 is: 2,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.38 : 4,625.05 = 2,155.94 : x
  2. Step 2: Convert to fraction form
    3,350.38/4,625.05 = 2,155.94/x
  3. Step 3: Cross multiply
    3,350.38x = 4,625.05 × 2,155.94
  4. Step 4: Simplify right side
    3,350.38x = 9,971,307.17
  5. Step 5: Solve for x
    x = 9,971,307.17/3,350.38
  6. Step 6: Final answer
    x = 2,976.17

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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.