Home / 8,166.35-11,265.63-5,021.39

Finding the Fourth Proportional to 8,166.35, 11,265.63 and 5,021.39

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Solution

The fourth proportional to 8,166.35, 11,265.63 and 5,021.39 is: 6,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.35 : 11,265.63 = 5,021.39 : x
  2. Step 2: Convert to fraction form
    8,166.35/11,265.63 = 5,021.39/x
  3. Step 3: Cross multiply
    8,166.35x = 11,265.63 × 5,021.39
  4. Step 4: Simplify right side
    8,166.35x = 56,569,121.83
  5. Step 5: Solve for x
    x = 56,569,121.83/8,166.35
  6. Step 6: Final answer
    x = 6,927.10

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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.