Home / 3,212.03-4,434.80-2,017.55

Finding the Fourth Proportional to 3,212.03, 4,434.80 and 2,017.55

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Solution

The fourth proportional to 3,212.03, 4,434.80 and 2,017.55 is: 2,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.03 : 4,434.80 = 2,017.55 : x
  2. Step 2: Convert to fraction form
    3,212.03/4,434.80 = 2,017.55/x
  3. Step 3: Cross multiply
    3,212.03x = 4,434.80 × 2,017.55
  4. Step 4: Simplify right side
    3,212.03x = 8,947,398.48
  5. Step 5: Solve for x
    x = 8,947,398.48/3,212.03
  6. Step 6: Final answer
    x = 2,785.59

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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.