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Finding the Fourth Proportional to 7,753.07, 11,573.36 and 7,174.86

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Solution

The fourth proportional to 7,753.07, 11,573.36 and 7,174.86 is: 10,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.07 : 11,573.36 = 7,174.86 : x
  2. Step 2: Convert to fraction form
    7,753.07/11,573.36 = 7,174.86/x
  3. Step 3: Cross multiply
    7,753.07x = 11,573.36 × 7,174.86
  4. Step 4: Simplify right side
    7,753.07x = 83,037,201.86
  5. Step 5: Solve for x
    x = 83,037,201.86/7,753.07
  6. Step 6: Final answer
    x = 10,710.24

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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.