Home / 5,721.04-7,889.23-3,832.32

Finding the Fourth Proportional to 5,721.04, 7,889.23 and 3,832.32

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Solution

The fourth proportional to 5,721.04, 7,889.23 and 3,832.32 is: 5,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.04 : 7,889.23 = 3,832.32 : x
  2. Step 2: Convert to fraction form
    5,721.04/7,889.23 = 3,832.32/x
  3. Step 3: Cross multiply
    5,721.04x = 7,889.23 × 3,832.32
  4. Step 4: Simplify right side
    5,721.04x = 30,234,053.91
  5. Step 5: Solve for x
    x = 30,234,053.91/5,721.04
  6. Step 6: Final answer
    x = 5,284.71

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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.