Home / 3,712.18-5,122.73-2,033.51

Finding the Fourth Proportional to 3,712.18, 5,122.73 and 2,033.51

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Solution

The fourth proportional to 3,712.18, 5,122.73 and 2,033.51 is: 2,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.18 : 5,122.73 = 2,033.51 : x
  2. Step 2: Convert to fraction form
    3,712.18/5,122.73 = 2,033.51/x
  3. Step 3: Cross multiply
    3,712.18x = 5,122.73 × 2,033.51
  4. Step 4: Simplify right side
    3,712.18x = 10,417,102.15
  5. Step 5: Solve for x
    x = 10,417,102.15/3,712.18
  6. Step 6: Final answer
    x = 2,806.20

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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.