Home / 8,648.84-11,933.34-4,872.26

Finding the Fourth Proportional to 8,648.84, 11,933.34 and 4,872.26

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Solution

The fourth proportional to 8,648.84, 11,933.34 and 4,872.26 is: 6,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648.84 : 11,933.34 = 4,872.26 : x
  2. Step 2: Convert to fraction form
    8,648.84/11,933.34 = 4,872.26/x
  3. Step 3: Cross multiply
    8,648.84x = 11,933.34 × 4,872.26
  4. Step 4: Simplify right side
    8,648.84x = 58,142,335.15
  5. Step 5: Solve for x
    x = 58,142,335.15/8,648.84
  6. Step 6: Final answer
    x = 6,722.56

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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.