Home / 6,632.82-9,156.78-4,519.53

Finding the Fourth Proportional to 6,632.82, 9,156.78 and 4,519.53

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Solution

The fourth proportional to 6,632.82, 9,156.78 and 4,519.53 is: 6,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.82 : 9,156.78 = 4,519.53 : x
  2. Step 2: Convert to fraction form
    6,632.82/9,156.78 = 4,519.53/x
  3. Step 3: Cross multiply
    6,632.82x = 9,156.78 × 4,519.53
  4. Step 4: Simplify right side
    6,632.82x = 41,384,341.91
  5. Step 5: Solve for x
    x = 41,384,341.91/6,632.82
  6. Step 6: Final answer
    x = 6,239.33

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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.