Home / 3,301.18-4,555.49-1,975.61

Finding the Fourth Proportional to 3,301.18, 4,555.49 and 1,975.61

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Solution

The fourth proportional to 3,301.18, 4,555.49 and 1,975.61 is: 2,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.18 : 4,555.49 = 1,975.61 : x
  2. Step 2: Convert to fraction form
    3,301.18/4,555.49 = 1,975.61/x
  3. Step 3: Cross multiply
    3,301.18x = 4,555.49 × 1,975.61
  4. Step 4: Simplify right side
    3,301.18x = 8,999,887.93
  5. Step 5: Solve for x
    x = 8,999,887.93/3,301.18
  6. Step 6: Final answer
    x = 2,726.27

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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.