Home / 5,355.36-8,025.12-3,705.12

Finding the Fourth Proportional to 5,355.36, 8,025.12 and 3,705.12

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Solution

The fourth proportional to 5,355.36, 8,025.12 and 3,705.12 is: 5,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.36 : 8,025.12 = 3,705.12 : x
  2. Step 2: Convert to fraction form
    5,355.36/8,025.12 = 3,705.12/x
  3. Step 3: Cross multiply
    5,355.36x = 8,025.12 × 3,705.12
  4. Step 4: Simplify right side
    5,355.36x = 29,734,032.61
  5. Step 5: Solve for x
    x = 29,734,032.61/5,355.36
  6. Step 6: Final answer
    x = 5,552.20

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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.