Home / 8,921.22-13,353.98-5,962.08

Finding the Fourth Proportional to 8,921.22, 13,353.98 and 5,962.08

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Solution

The fourth proportional to 8,921.22, 13,353.98 and 5,962.08 is: 8,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921.22 : 13,353.98 = 5,962.08 : x
  2. Step 2: Convert to fraction form
    8,921.22/13,353.98 = 5,962.08/x
  3. Step 3: Cross multiply
    8,921.22x = 13,353.98 × 5,962.08
  4. Step 4: Simplify right side
    8,921.22x = 79,617,497.08
  5. Step 5: Solve for x
    x = 79,617,497.08/8,921.22
  6. Step 6: Final answer
    x = 8,924.51

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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.