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Finding the Fourth Proportional to 7,373.65, 11,060.79 and 2,443.72

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Solution

The fourth proportional to 7,373.65, 11,060.79 and 2,443.72 is: 3,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.65 : 11,060.79 = 2,443.72 : x
  2. Step 2: Convert to fraction form
    7,373.65/11,060.79 = 2,443.72/x
  3. Step 3: Cross multiply
    7,373.65x = 11,060.79 × 2,443.72
  4. Step 4: Simplify right side
    7,373.65x = 27,029,473.74
  5. Step 5: Solve for x
    x = 27,029,473.74/7,373.65
  6. Step 6: Final answer
    x = 3,665.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.