Home / 8,244.72-11,378.88-5,101.92

Finding the Fourth Proportional to 8,244.72, 11,378.88 and 5,101.92

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Solution

The fourth proportional to 8,244.72, 11,378.88 and 5,101.92 is: 7,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.72 : 11,378.88 = 5,101.92 : x
  2. Step 2: Convert to fraction form
    8,244.72/11,378.88 = 5,101.92/x
  3. Step 3: Cross multiply
    8,244.72x = 11,378.88 × 5,101.92
  4. Step 4: Simplify right side
    8,244.72x = 58,054,135.45
  5. Step 5: Solve for x
    x = 58,054,135.45/8,244.72
  6. Step 6: Final answer
    x = 7,041.37

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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.