Home / 6,479.24-9,706.15-3,361.28

Finding the Fourth Proportional to 6,479.24, 9,706.15 and 3,361.28

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Solution

The fourth proportional to 6,479.24, 9,706.15 and 3,361.28 is: 5,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.24 : 9,706.15 = 3,361.28 : x
  2. Step 2: Convert to fraction form
    6,479.24/9,706.15 = 3,361.28/x
  3. Step 3: Cross multiply
    6,479.24x = 9,706.15 × 3,361.28
  4. Step 4: Simplify right side
    6,479.24x = 32,625,071.07
  5. Step 5: Solve for x
    x = 32,625,071.07/6,479.24
  6. Step 6: Final answer
    x = 5,035.32

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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.