Home / 3,641.80-5,026.04-2,315.26

Finding the Fourth Proportional to 3,641.80, 5,026.04 and 2,315.26

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Solution

The fourth proportional to 3,641.80, 5,026.04 and 2,315.26 is: 3,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.80 : 5,026.04 = 2,315.26 : x
  2. Step 2: Convert to fraction form
    3,641.80/5,026.04 = 2,315.26/x
  3. Step 3: Cross multiply
    3,641.80x = 5,026.04 × 2,315.26
  4. Step 4: Simplify right side
    3,641.80x = 11,636,589.37
  5. Step 5: Solve for x
    x = 11,636,589.37/3,641.80
  6. Step 6: Final answer
    x = 3,195.29

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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.