Home / 8,163.52-11,265.63-4,627.42

Finding the Fourth Proportional to 8,163.52, 11,265.63 and 4,627.42

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Solution

The fourth proportional to 8,163.52, 11,265.63 and 4,627.42 is: 6,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.52 : 11,265.63 = 4,627.42 : x
  2. Step 2: Convert to fraction form
    8,163.52/11,265.63 = 4,627.42/x
  3. Step 3: Cross multiply
    8,163.52x = 11,265.63 × 4,627.42
  4. Step 4: Simplify right side
    8,163.52x = 52,130,801.57
  5. Step 5: Solve for x
    x = 52,130,801.57/8,163.52
  6. Step 6: Final answer
    x = 6,385.82

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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.