Home / 4,166.10-6,280.34-3,891.11

Finding the Fourth Proportional to 4,166.10, 6,280.34 and 3,891.11

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Solution

The fourth proportional to 4,166.10, 6,280.34 and 3,891.11 is: 5,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.10 : 6,280.34 = 3,891.11 : x
  2. Step 2: Convert to fraction form
    4,166.10/6,280.34 = 3,891.11/x
  3. Step 3: Cross multiply
    4,166.10x = 6,280.34 × 3,891.11
  4. Step 4: Simplify right side
    4,166.10x = 24,437,442.92
  5. Step 5: Solve for x
    x = 24,437,442.92/4,166.10
  6. Step 6: Final answer
    x = 5,865.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.