Home / 4,065.35-5,610.11-2,869.07

Finding the Fourth Proportional to 4,065.35, 5,610.11 and 2,869.07

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Solution

The fourth proportional to 4,065.35, 5,610.11 and 2,869.07 is: 3,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.35 : 5,610.11 = 2,869.07 : x
  2. Step 2: Convert to fraction form
    4,065.35/5,610.11 = 2,869.07/x
  3. Step 3: Cross multiply
    4,065.35x = 5,610.11 × 2,869.07
  4. Step 4: Simplify right side
    4,065.35x = 16,095,755.90
  5. Step 5: Solve for x
    x = 16,095,755.90/4,065.35
  6. Step 6: Final answer
    x = 3,959.26

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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.