Home / 5,551.02-8,321.58-2,040.21

Finding the Fourth Proportional to 5,551.02, 8,321.58 and 2,040.21

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Solution

The fourth proportional to 5,551.02, 8,321.58 and 2,040.21 is: 3,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.02 : 8,321.58 = 2,040.21 : x
  2. Step 2: Convert to fraction form
    5,551.02/8,321.58 = 2,040.21/x
  3. Step 3: Cross multiply
    5,551.02x = 8,321.58 × 2,040.21
  4. Step 4: Simplify right side
    5,551.02x = 16,977,770.73
  5. Step 5: Solve for x
    x = 16,977,770.73/5,551.02
  6. Step 6: Final answer
    x = 3,058.50

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Half scale
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Double scale
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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.