Home / 7,468.13-11,209.11-3,772.95

Finding the Fourth Proportional to 7,468.13, 11,209.11 and 3,772.95

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Solution

The fourth proportional to 7,468.13, 11,209.11 and 3,772.95 is: 5,662.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.13 : 11,209.11 = 3,772.95 : x
  2. Step 2: Convert to fraction form
    7,468.13/11,209.11 = 3,772.95/x
  3. Step 3: Cross multiply
    7,468.13x = 11,209.11 × 3,772.95
  4. Step 4: Simplify right side
    7,468.13x = 42,291,411.57
  5. Step 5: Solve for x
    x = 42,291,411.57/7,468.13
  6. Step 6: Final answer
    x = 5,662.92

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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.