Home / 5,164.92-7,130.84-3,399.53

Finding the Fourth Proportional to 5,164.92, 7,130.84 and 3,399.53

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Solution

The fourth proportional to 5,164.92, 7,130.84 and 3,399.53 is: 4,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.92 : 7,130.84 = 3,399.53 : x
  2. Step 2: Convert to fraction form
    5,164.92/7,130.84 = 3,399.53/x
  3. Step 3: Cross multiply
    5,164.92x = 7,130.84 × 3,399.53
  4. Step 4: Simplify right side
    5,164.92x = 24,241,451.85
  5. Step 5: Solve for x
    x = 24,241,451.85/5,164.92
  6. Step 6: Final answer
    x = 4,693.48

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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.