Home / 5,724.82-7,899.06-3,206.53

Finding the Fourth Proportional to 5,724.82, 7,899.06 and 3,206.53

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Solution

The fourth proportional to 5,724.82, 7,899.06 and 3,206.53 is: 4,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.82 : 7,899.06 = 3,206.53 : x
  2. Step 2: Convert to fraction form
    5,724.82/7,899.06 = 3,206.53/x
  3. Step 3: Cross multiply
    5,724.82x = 7,899.06 × 3,206.53
  4. Step 4: Simplify right side
    5,724.82x = 25,328,572.86
  5. Step 5: Solve for x
    x = 25,328,572.86/5,724.82
  6. Step 6: Final answer
    x = 4,424.34

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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.