Home / 5,625.46-8,438.18-1,465.45

Finding the Fourth Proportional to 5,625.46, 8,438.18 and 1,465.45

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Solution

The fourth proportional to 5,625.46, 8,438.18 and 1,465.45 is: 2,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.46 : 8,438.18 = 1,465.45 : x
  2. Step 2: Convert to fraction form
    5,625.46/8,438.18 = 1,465.45/x
  3. Step 3: Cross multiply
    5,625.46x = 8,438.18 × 1,465.45
  4. Step 4: Simplify right side
    5,625.46x = 12,365,730.88
  5. Step 5: Solve for x
    x = 12,365,730.88/5,625.46
  6. Step 6: Final answer
    x = 2,198.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.