Home / 8,212.48-11,333.10-4,675.66

Finding the Fourth Proportional to 8,212.48, 11,333.10 and 4,675.66

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Solution

The fourth proportional to 8,212.48, 11,333.10 and 4,675.66 is: 6,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212.48 : 11,333.10 = 4,675.66 : x
  2. Step 2: Convert to fraction form
    8,212.48/11,333.10 = 4,675.66/x
  3. Step 3: Cross multiply
    8,212.48x = 11,333.10 × 4,675.66
  4. Step 4: Simplify right side
    8,212.48x = 52,989,722.35
  5. Step 5: Solve for x
    x = 52,989,722.35/8,212.48
  6. Step 6: Final answer
    x = 6,452.34

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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.