Home / 5,350.73-8,018.81-2,577.20

Finding the Fourth Proportional to 5,350.73, 8,018.81 and 2,577.20

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Solution

The fourth proportional to 5,350.73, 8,018.81 and 2,577.20 is: 3,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.73 : 8,018.81 = 2,577.20 : x
  2. Step 2: Convert to fraction form
    5,350.73/8,018.81 = 2,577.20/x
  3. Step 3: Cross multiply
    5,350.73x = 8,018.81 × 2,577.20
  4. Step 4: Simplify right side
    5,350.73x = 20,666,064.25
  5. Step 5: Solve for x
    x = 20,666,064.25/5,350.73
  6. Step 6: Final answer
    x = 3,862.29

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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.