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Finding the Fourth Proportional to 8,510.44, 11,667.77 and 8,354.92

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Solution

The fourth proportional to 8,510.44, 11,667.77 and 8,354.92 is: 11,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.44 : 11,667.77 = 8,354.92 : x
  2. Step 2: Convert to fraction form
    8,510.44/11,667.77 = 8,354.92/x
  3. Step 3: Cross multiply
    8,510.44x = 11,667.77 × 8,354.92
  4. Step 4: Simplify right side
    8,510.44x = 97,483,284.93
  5. Step 5: Solve for x
    x = 97,483,284.93/8,510.44
  6. Step 6: Final answer
    x = 11,454.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.