Home / 5,248.70-7,246.20-3,461.37

Finding the Fourth Proportional to 5,248.70, 7,246.20 and 3,461.37

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Solution

The fourth proportional to 5,248.70, 7,246.20 and 3,461.37 is: 4,778.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.70 : 7,246.20 = 3,461.37 : x
  2. Step 2: Convert to fraction form
    5,248.70/7,246.20 = 3,461.37/x
  3. Step 3: Cross multiply
    5,248.70x = 7,246.20 × 3,461.37
  4. Step 4: Simplify right side
    5,248.70x = 25,081,765.10
  5. Step 5: Solve for x
    x = 25,081,765.10/5,248.70
  6. Step 6: Final answer
    x = 4,778.66

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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.