Home / 5,244.70-7,237.82-2,886.98

Finding the Fourth Proportional to 5,244.70, 7,237.82 and 2,886.98

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Solution

The fourth proportional to 5,244.70, 7,237.82 and 2,886.98 is: 3,984.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.70 : 7,237.82 = 2,886.98 : x
  2. Step 2: Convert to fraction form
    5,244.70/7,237.82 = 2,886.98/x
  3. Step 3: Cross multiply
    5,244.70x = 7,237.82 × 2,886.98
  4. Step 4: Simplify right side
    5,244.70x = 20,895,427.15
  5. Step 5: Solve for x
    x = 20,895,427.15/5,244.70
  6. Step 6: Final answer
    x = 3,984.11

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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.