Home / 5,721.12-7,895.34-3,363.48

Finding the Fourth Proportional to 5,721.12, 7,895.34 and 3,363.48

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Solution

The fourth proportional to 5,721.12, 7,895.34 and 3,363.48 is: 4,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.12 : 7,895.34 = 3,363.48 : x
  2. Step 2: Convert to fraction form
    5,721.12/7,895.34 = 3,363.48/x
  3. Step 3: Cross multiply
    5,721.12x = 7,895.34 × 3,363.48
  4. Step 4: Simplify right side
    5,721.12x = 26,555,818.18
  5. Step 5: Solve for x
    x = 26,555,818.18/5,721.12
  6. Step 6: Final answer
    x = 4,641.72

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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.