Home / 5,244.50-7,866.75-2,166.58

Finding the Fourth Proportional to 5,244.50, 7,866.75 and 2,166.58

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Solution

The fourth proportional to 5,244.50, 7,866.75 and 2,166.58 is: 3,249.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.50 : 7,866.75 = 2,166.58 : x
  2. Step 2: Convert to fraction form
    5,244.50/7,866.75 = 2,166.58/x
  3. Step 3: Cross multiply
    5,244.50x = 7,866.75 × 2,166.58
  4. Step 4: Simplify right side
    5,244.50x = 17,043,943.22
  5. Step 5: Solve for x
    x = 17,043,943.22/5,244.50
  6. Step 6: Final answer
    x = 3,249.87

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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.