Home / 3,458.25-4,772.39-2,061.81

Finding the Fourth Proportional to 3,458.25, 4,772.39 and 2,061.81

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Solution

The fourth proportional to 3,458.25, 4,772.39 and 2,061.81 is: 2,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.25 : 4,772.39 = 2,061.81 : x
  2. Step 2: Convert to fraction form
    3,458.25/4,772.39 = 2,061.81/x
  3. Step 3: Cross multiply
    3,458.25x = 4,772.39 × 2,061.81
  4. Step 4: Simplify right side
    3,458.25x = 9,839,751.12
  5. Step 5: Solve for x
    x = 9,839,751.12/3,458.25
  6. Step 6: Final answer
    x = 2,845.30

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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.