Home / 5,008.46-6,911.79-2,770.38

Finding the Fourth Proportional to 5,008.46, 6,911.79 and 2,770.38

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Solution

The fourth proportional to 5,008.46, 6,911.79 and 2,770.38 is: 3,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.46 : 6,911.79 = 2,770.38 : x
  2. Step 2: Convert to fraction form
    5,008.46/6,911.79 = 2,770.38/x
  3. Step 3: Cross multiply
    5,008.46x = 6,911.79 × 2,770.38
  4. Step 4: Simplify right side
    5,008.46x = 19,148,258.86
  5. Step 5: Solve for x
    x = 19,148,258.86/5,008.46
  6. Step 6: Final answer
    x = 3,823.19

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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.