Home / 9,704.46-13,391.85-5,455.41

Finding the Fourth Proportional to 9,704.46, 13,391.85 and 5,455.41

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Solution

The fourth proportional to 9,704.46, 13,391.85 and 5,455.41 is: 7,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704.46 : 13,391.85 = 5,455.41 : x
  2. Step 2: Convert to fraction form
    9,704.46/13,391.85 = 5,455.41/x
  3. Step 3: Cross multiply
    9,704.46x = 13,391.85 × 5,455.41
  4. Step 4: Simplify right side
    9,704.46x = 73,058,032.41
  5. Step 5: Solve for x
    x = 73,058,032.41/9,704.46
  6. Step 6: Final answer
    x = 7,528.29

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1.5x scale

Why These Related Problems?

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