Home / 5,632.12-7,772.20-3,114.34

Finding the Fourth Proportional to 5,632.12, 7,772.20 and 3,114.34

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Solution

The fourth proportional to 5,632.12, 7,772.20 and 3,114.34 is: 4,297.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.12 : 7,772.20 = 3,114.34 : x
  2. Step 2: Convert to fraction form
    5,632.12/7,772.20 = 3,114.34/x
  3. Step 3: Cross multiply
    5,632.12x = 7,772.20 × 3,114.34
  4. Step 4: Simplify right side
    5,632.12x = 24,205,246.13
  5. Step 5: Solve for x
    x = 24,205,246.13/5,632.12
  6. Step 6: Final answer
    x = 4,297.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.