Home / 8,872.05-13,307.91-2,298.21

Finding the Fourth Proportional to 8,872.05, 13,307.91 and 2,298.21

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Solution

The fourth proportional to 8,872.05, 13,307.91 and 2,298.21 is: 3,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.05 : 13,307.91 = 2,298.21 : x
  2. Step 2: Convert to fraction form
    8,872.05/13,307.91 = 2,298.21/x
  3. Step 3: Cross multiply
    8,872.05x = 13,307.91 × 2,298.21
  4. Step 4: Simplify right side
    8,872.05x = 30,584,371.84
  5. Step 5: Solve for x
    x = 30,584,371.84/8,872.05
  6. Step 6: Final answer
    x = 3,447.27

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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.