Home / 4,266.28-5,888.22-3,388.78

Finding the Fourth Proportional to 4,266.28, 5,888.22 and 3,388.78

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Solution

The fourth proportional to 4,266.28, 5,888.22 and 3,388.78 is: 4,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.28 : 5,888.22 = 3,388.78 : x
  2. Step 2: Convert to fraction form
    4,266.28/5,888.22 = 3,388.78/x
  3. Step 3: Cross multiply
    4,266.28x = 5,888.22 × 3,388.78
  4. Step 4: Simplify right side
    4,266.28x = 19,953,882.17
  5. Step 5: Solve for x
    x = 19,953,882.17/4,266.28
  6. Step 6: Final answer
    x = 4,677.11

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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.