Home / 5,008.91-6,911.70-2,770.48

Finding the Fourth Proportional to 5,008.91, 6,911.70 and 2,770.48

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Solution

The fourth proportional to 5,008.91, 6,911.70 and 2,770.48 is: 3,822.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.91 : 6,911.70 = 2,770.48 : x
  2. Step 2: Convert to fraction form
    5,008.91/6,911.70 = 2,770.48/x
  3. Step 3: Cross multiply
    5,008.91x = 6,911.70 × 2,770.48
  4. Step 4: Simplify right side
    5,008.91x = 19,148,726.62
  5. Step 5: Solve for x
    x = 19,148,726.62/5,008.91
  6. Step 6: Final answer
    x = 3,822.93

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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.