Home / 4,454.91-6,688.49-2,265.21

Finding the Fourth Proportional to 4,454.91, 6,688.49 and 2,265.21

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Solution

The fourth proportional to 4,454.91, 6,688.49 and 2,265.21 is: 3,400.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.91 : 6,688.49 = 2,265.21 : x
  2. Step 2: Convert to fraction form
    4,454.91/6,688.49 = 2,265.21/x
  3. Step 3: Cross multiply
    4,454.91x = 6,688.49 × 2,265.21
  4. Step 4: Simplify right side
    4,454.91x = 15,150,823.11
  5. Step 5: Solve for x
    x = 15,150,823.11/4,454.91
  6. Step 6: Final answer
    x = 3,400.93

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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.