Home / 6,774.10-10,137.12-4,140.70

Finding the Fourth Proportional to 6,774.10, 10,137.12 and 4,140.70

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Solution

The fourth proportional to 6,774.10, 10,137.12 and 4,140.70 is: 6,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,774.10 : 10,137.12 = 4,140.70 : x
  2. Step 2: Convert to fraction form
    6,774.10/10,137.12 = 4,140.70/x
  3. Step 3: Cross multiply
    6,774.10x = 10,137.12 × 4,140.70
  4. Step 4: Simplify right side
    6,774.10x = 41,974,772.78
  5. Step 5: Solve for x
    x = 41,974,772.78/6,774.10
  6. Step 6: Final answer
    x = 6,196.36

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1.5x scale

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.