Home / 11,225.60-16,844.52-5,381.36

Finding the Fourth Proportional to 11,225.60, 16,844.52 and 5,381.36

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Solution

The fourth proportional to 11,225.60, 16,844.52 and 5,381.36 is: 8,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.60 : 16,844.52 = 5,381.36 : x
  2. Step 2: Convert to fraction form
    11,225.60/16,844.52 = 5,381.36/x
  3. Step 3: Cross multiply
    11,225.60x = 16,844.52 × 5,381.36
  4. Step 4: Simplify right side
    11,225.60x = 90,646,426.15
  5. Step 5: Solve for x
    x = 90,646,426.15/11,225.60
  6. Step 6: Final answer
    x = 8,074.97

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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.