Home / 7,493.19-10,335.24-5,721.72

Finding the Fourth Proportional to 7,493.19, 10,335.24 and 5,721.72

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Solution

The fourth proportional to 7,493.19, 10,335.24 and 5,721.72 is: 7,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.19 : 10,335.24 = 5,721.72 : x
  2. Step 2: Convert to fraction form
    7,493.19/10,335.24 = 5,721.72/x
  3. Step 3: Cross multiply
    7,493.19x = 10,335.24 × 5,721.72
  4. Step 4: Simplify right side
    7,493.19x = 59,135,349.41
  5. Step 5: Solve for x
    x = 59,135,349.41/7,493.19
  6. Step 6: Final answer
    x = 7,891.88

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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.