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Finding the Fourth Proportional to 7,497.91, 11,253.78 and 7,045.83

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Solution

The fourth proportional to 7,497.91, 11,253.78 and 7,045.83 is: 10,575.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.91 : 11,253.78 = 7,045.83 : x
  2. Step 2: Convert to fraction form
    7,497.91/11,253.78 = 7,045.83/x
  3. Step 3: Cross multiply
    7,497.91x = 11,253.78 × 7,045.83
  4. Step 4: Simplify right side
    7,497.91x = 79,292,185.51
  5. Step 5: Solve for x
    x = 79,292,185.51/7,497.91
  6. Step 6: Final answer
    x = 10,575.24

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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.