Home / 5,562.90-8,347.76-2,230.80

Finding the Fourth Proportional to 5,562.90, 8,347.76 and 2,230.80

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Solution

The fourth proportional to 5,562.90, 8,347.76 and 2,230.80 is: 3,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.90 : 8,347.76 = 2,230.80 : x
  2. Step 2: Convert to fraction form
    5,562.90/8,347.76 = 2,230.80/x
  3. Step 3: Cross multiply
    5,562.90x = 8,347.76 × 2,230.80
  4. Step 4: Simplify right side
    5,562.90x = 18,622,135.69
  5. Step 5: Solve for x
    x = 18,622,135.69/5,562.90
  6. Step 6: Final answer
    x = 3,347.56

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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.