Home / 5,376.92-7,420.52-3,019.24

Finding the Fourth Proportional to 5,376.92, 7,420.52 and 3,019.24

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Solution

The fourth proportional to 5,376.92, 7,420.52 and 3,019.24 is: 4,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.92 : 7,420.52 = 3,019.24 : x
  2. Step 2: Convert to fraction form
    5,376.92/7,420.52 = 3,019.24/x
  3. Step 3: Cross multiply
    5,376.92x = 7,420.52 × 3,019.24
  4. Step 4: Simplify right side
    5,376.92x = 22,404,330.80
  5. Step 5: Solve for x
    x = 22,404,330.80/5,376.92
  6. Step 6: Final answer
    x = 4,166.76

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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.