Home / 5,443.18-7,512.66-3,206.98

Finding the Fourth Proportional to 5,443.18, 7,512.66 and 3,206.98

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Solution

The fourth proportional to 5,443.18, 7,512.66 and 3,206.98 is: 4,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.18 : 7,512.66 = 3,206.98 : x
  2. Step 2: Convert to fraction form
    5,443.18/7,512.66 = 3,206.98/x
  3. Step 3: Cross multiply
    5,443.18x = 7,512.66 × 3,206.98
  4. Step 4: Simplify right side
    5,443.18x = 24,092,950.37
  5. Step 5: Solve for x
    x = 24,092,950.37/5,443.18
  6. Step 6: Final answer
    x = 4,426.26

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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.