Home / 9,635.64-14,444.80-3,391.28

Finding the Fourth Proportional to 9,635.64, 14,444.80 and 3,391.28

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Solution

The fourth proportional to 9,635.64, 14,444.80 and 3,391.28 is: 5,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.64 : 14,444.80 = 3,391.28 : x
  2. Step 2: Convert to fraction form
    9,635.64/14,444.80 = 3,391.28/x
  3. Step 3: Cross multiply
    9,635.64x = 14,444.80 × 3,391.28
  4. Step 4: Simplify right side
    9,635.64x = 48,986,361.34
  5. Step 5: Solve for x
    x = 48,986,361.34/9,635.64
  6. Step 6: Final answer
    x = 5,083.87

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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.