Home / 8,807.28-13,209.75-2,963.94

Finding the Fourth Proportional to 8,807.28, 13,209.75 and 2,963.94

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Solution

The fourth proportional to 8,807.28, 13,209.75 and 2,963.94 is: 4,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.28 : 13,209.75 = 2,963.94 : x
  2. Step 2: Convert to fraction form
    8,807.28/13,209.75 = 2,963.94/x
  3. Step 3: Cross multiply
    8,807.28x = 13,209.75 × 2,963.94
  4. Step 4: Simplify right side
    8,807.28x = 39,152,906.42
  5. Step 5: Solve for x
    x = 39,152,906.42/8,807.28
  6. Step 6: Final answer
    x = 4,445.52

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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.