Home / 5,721.16-7,895.22-3,203.38

Finding the Fourth Proportional to 5,721.16, 7,895.22 and 3,203.38

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Solution

The fourth proportional to 5,721.16, 7,895.22 and 3,203.38 is: 4,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.16 : 7,895.22 = 3,203.38 : x
  2. Step 2: Convert to fraction form
    5,721.16/7,895.22 = 3,203.38/x
  3. Step 3: Cross multiply
    5,721.16x = 7,895.22 × 3,203.38
  4. Step 4: Simplify right side
    5,721.16x = 25,291,389.84
  5. Step 5: Solve for x
    x = 25,291,389.84/5,721.16
  6. Step 6: Final answer
    x = 4,420.68

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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.