Home / 5,274.56-7,282.26-3,386.95

Finding the Fourth Proportional to 5,274.56, 7,282.26 and 3,386.95

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Solution

The fourth proportional to 5,274.56, 7,282.26 and 3,386.95 is: 4,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.56 : 7,282.26 = 3,386.95 : x
  2. Step 2: Convert to fraction form
    5,274.56/7,282.26 = 3,386.95/x
  3. Step 3: Cross multiply
    5,274.56x = 7,282.26 × 3,386.95
  4. Step 4: Simplify right side
    5,274.56x = 24,664,632.30
  5. Step 5: Solve for x
    x = 24,664,632.30/5,274.56
  6. Step 6: Final answer
    x = 4,676.15

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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.