Home / 3,301.15-4,555.45-1,974.07

Finding the Fourth Proportional to 3,301.15, 4,555.45 and 1,974.07

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Solution

The fourth proportional to 3,301.15, 4,555.45 and 1,974.07 is: 2,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.15 : 4,555.45 = 1,974.07 : x
  2. Step 2: Convert to fraction form
    3,301.15/4,555.45 = 1,974.07/x
  3. Step 3: Cross multiply
    3,301.15x = 4,555.45 × 1,974.07
  4. Step 4: Simplify right side
    3,301.15x = 8,992,777.18
  5. Step 5: Solve for x
    x = 8,992,777.18/3,301.15
  6. Step 6: Final answer
    x = 2,724.13

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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.