Home / 8,871.35-12,244.04-5,334.80

Finding the Fourth Proportional to 8,871.35, 12,244.04 and 5,334.80

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Solution

The fourth proportional to 8,871.35, 12,244.04 and 5,334.80 is: 7,362.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.35 : 12,244.04 = 5,334.80 : x
  2. Step 2: Convert to fraction form
    8,871.35/12,244.04 = 5,334.80/x
  3. Step 3: Cross multiply
    8,871.35x = 12,244.04 × 5,334.80
  4. Step 4: Simplify right side
    8,871.35x = 65,319,477.92
  5. Step 5: Solve for x
    x = 65,319,477.92/8,871.35
  6. Step 6: Final answer
    x = 7,362.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.