Home / 5,219.24-7,202.58-2,829.23

Finding the Fourth Proportional to 5,219.24, 7,202.58 and 2,829.23

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Solution

The fourth proportional to 5,219.24, 7,202.58 and 2,829.23 is: 3,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.24 : 7,202.58 = 2,829.23 : x
  2. Step 2: Convert to fraction form
    5,219.24/7,202.58 = 2,829.23/x
  3. Step 3: Cross multiply
    5,219.24x = 7,202.58 × 2,829.23
  4. Step 4: Simplify right side
    5,219.24x = 20,377,755.41
  5. Step 5: Solve for x
    x = 20,377,755.41/5,219.24
  6. Step 6: Final answer
    x = 3,904.35

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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.