Home / 5,476.95-8,219.82-2,845.23

Finding the Fourth Proportional to 5,476.95, 8,219.82 and 2,845.23

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Solution

The fourth proportional to 5,476.95, 8,219.82 and 2,845.23 is: 4,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.95 : 8,219.82 = 2,845.23 : x
  2. Step 2: Convert to fraction form
    5,476.95/8,219.82 = 2,845.23/x
  3. Step 3: Cross multiply
    5,476.95x = 8,219.82 × 2,845.23
  4. Step 4: Simplify right side
    5,476.95x = 23,387,278.46
  5. Step 5: Solve for x
    x = 23,387,278.46/5,476.95
  6. Step 6: Final answer
    x = 4,270.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.