Home / 5,650.59-8,478.41-2,188.11

Finding the Fourth Proportional to 5,650.59, 8,478.41 and 2,188.11

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Solution

The fourth proportional to 5,650.59, 8,478.41 and 2,188.11 is: 3,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.59 : 8,478.41 = 2,188.11 : x
  2. Step 2: Convert to fraction form
    5,650.59/8,478.41 = 2,188.11/x
  3. Step 3: Cross multiply
    5,650.59x = 8,478.41 × 2,188.11
  4. Step 4: Simplify right side
    5,650.59x = 18,551,682.76
  5. Step 5: Solve for x
    x = 18,551,682.76/5,650.59
  6. Step 6: Final answer
    x = 3,283.14

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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.