Home / 8,106.22-11,186.19-4,569.42

Finding the Fourth Proportional to 8,106.22, 11,186.19 and 4,569.42

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Solution

The fourth proportional to 8,106.22, 11,186.19 and 4,569.42 is: 6,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.22 : 11,186.19 = 4,569.42 : x
  2. Step 2: Convert to fraction form
    8,106.22/11,186.19 = 4,569.42/x
  3. Step 3: Cross multiply
    8,106.22x = 11,186.19 × 4,569.42
  4. Step 4: Simplify right side
    8,106.22x = 51,114,400.31
  5. Step 5: Solve for x
    x = 51,114,400.31/8,106.22
  6. Step 6: Final answer
    x = 6,305.58

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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.