Home / 9,134.24-13,629.64-8,576.96

Finding the Fourth Proportional to 9,134.24, 13,629.64 and 8,576.96

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Solution

The fourth proportional to 9,134.24, 13,629.64 and 8,576.96 is: 12,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.24 : 13,629.64 = 8,576.96 : x
  2. Step 2: Convert to fraction form
    9,134.24/13,629.64 = 8,576.96/x
  3. Step 3: Cross multiply
    9,134.24x = 13,629.64 × 8,576.96
  4. Step 4: Simplify right side
    9,134.24x = 116,900,877.09
  5. Step 5: Solve for x
    x = 116,900,877.09/9,134.24
  6. Step 6: Final answer
    x = 12,798.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.