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Finding the Fourth Proportional to 9,065.52, 12,507.21 and 5,923.53

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Solution

The fourth proportional to 9,065.52, 12,507.21 and 5,923.53 is: 8,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.52 : 12,507.21 = 5,923.53 : x
  2. Step 2: Convert to fraction form
    9,065.52/12,507.21 = 5,923.53/x
  3. Step 3: Cross multiply
    9,065.52x = 12,507.21 × 5,923.53
  4. Step 4: Simplify right side
    9,065.52x = 74,086,833.65
  5. Step 5: Solve for x
    x = 74,086,833.65/9,065.52
  6. Step 6: Final answer
    x = 8,172.38

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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.