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Finding the Fourth Proportional to 9,373.23, 12,935.07 and 5,394.27

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Solution

The fourth proportional to 9,373.23, 12,935.07 and 5,394.27 is: 7,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.23 : 12,935.07 = 5,394.27 : x
  2. Step 2: Convert to fraction form
    9,373.23/12,935.07 = 5,394.27/x
  3. Step 3: Cross multiply
    9,373.23x = 12,935.07 × 5,394.27
  4. Step 4: Simplify right side
    9,373.23x = 69,775,260.05
  5. Step 5: Solve for x
    x = 69,775,260.05/9,373.23
  6. Step 6: Final answer
    x = 7,444.10

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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.