Home / 5,363.82-7,399.08-3,124.98

Finding the Fourth Proportional to 5,363.82, 7,399.08 and 3,124.98

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Solution

The fourth proportional to 5,363.82, 7,399.08 and 3,124.98 is: 4,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.82 : 7,399.08 = 3,124.98 : x
  2. Step 2: Convert to fraction form
    5,363.82/7,399.08 = 3,124.98/x
  3. Step 3: Cross multiply
    5,363.82x = 7,399.08 × 3,124.98
  4. Step 4: Simplify right side
    5,363.82x = 23,121,977.02
  5. Step 5: Solve for x
    x = 23,121,977.02/5,363.82
  6. Step 6: Final answer
    x = 4,310.73

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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.