Home / 5,008.68-6,911.95-2,770.47

Finding the Fourth Proportional to 5,008.68, 6,911.95 and 2,770.47

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Solution

The fourth proportional to 5,008.68, 6,911.95 and 2,770.47 is: 3,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.68 : 6,911.95 = 2,770.47 : x
  2. Step 2: Convert to fraction form
    5,008.68/6,911.95 = 2,770.47/x
  3. Step 3: Cross multiply
    5,008.68x = 6,911.95 × 2,770.47
  4. Step 4: Simplify right side
    5,008.68x = 19,149,350.12
  5. Step 5: Solve for x
    x = 19,149,350.12/5,008.68
  6. Step 6: Final answer
    x = 3,823.23

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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.