Home / 5,977.78-8,966.44-3,380.74

Finding the Fourth Proportional to 5,977.78, 8,966.44 and 3,380.74

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Solution

The fourth proportional to 5,977.78, 8,966.44 and 3,380.74 is: 5,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.78 : 8,966.44 = 3,380.74 : x
  2. Step 2: Convert to fraction form
    5,977.78/8,966.44 = 3,380.74/x
  3. Step 3: Cross multiply
    5,977.78x = 8,966.44 × 3,380.74
  4. Step 4: Simplify right side
    5,977.78x = 30,313,184.18
  5. Step 5: Solve for x
    x = 30,313,184.18/5,977.78
  6. Step 6: Final answer
    x = 5,070.98

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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.