Home / 9,639.32-14,455.53-3,716.64

Finding the Fourth Proportional to 9,639.32, 14,455.53 and 3,716.64

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Solution

The fourth proportional to 9,639.32, 14,455.53 and 3,716.64 is: 5,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.32 : 14,455.53 = 3,716.64 : x
  2. Step 2: Convert to fraction form
    9,639.32/14,455.53 = 3,716.64/x
  3. Step 3: Cross multiply
    9,639.32x = 14,455.53 × 3,716.64
  4. Step 4: Simplify right side
    9,639.32x = 53,726,001.02
  5. Step 5: Solve for x
    x = 53,726,001.02/9,639.32
  6. Step 6: Final answer
    x = 5,573.63

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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.