Home / 7,135.08-9,846.78-4,110.66

Finding the Fourth Proportional to 7,135.08, 9,846.78 and 4,110.66

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Solution

The fourth proportional to 7,135.08, 9,846.78 and 4,110.66 is: 5,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.08 : 9,846.78 = 4,110.66 : x
  2. Step 2: Convert to fraction form
    7,135.08/9,846.78 = 4,110.66/x
  3. Step 3: Cross multiply
    7,135.08x = 9,846.78 × 4,110.66
  4. Step 4: Simplify right side
    7,135.08x = 40,476,764.67
  5. Step 5: Solve for x
    x = 40,476,764.67/7,135.08
  6. Step 6: Final answer
    x = 5,672.92

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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.