Home / 9,576.24-13,221.72-7,058.64

Finding the Fourth Proportional to 9,576.24, 13,221.72 and 7,058.64

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Solution

The fourth proportional to 9,576.24, 13,221.72 and 7,058.64 is: 9,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576.24 : 13,221.72 = 7,058.64 : x
  2. Step 2: Convert to fraction form
    9,576.24/13,221.72 = 7,058.64/x
  3. Step 3: Cross multiply
    9,576.24x = 13,221.72 × 7,058.64
  4. Step 4: Simplify right side
    9,576.24x = 93,327,361.66
  5. Step 5: Solve for x
    x = 93,327,361.66/9,576.24
  6. Step 6: Final answer
    x = 9,745.72

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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.