Home / 6,859.22-10,281.53-2,909.66

Finding the Fourth Proportional to 6,859.22, 10,281.53 and 2,909.66

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Solution

The fourth proportional to 6,859.22, 10,281.53 and 2,909.66 is: 4,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.22 : 10,281.53 = 2,909.66 : x
  2. Step 2: Convert to fraction form
    6,859.22/10,281.53 = 2,909.66/x
  3. Step 3: Cross multiply
    6,859.22x = 10,281.53 × 2,909.66
  4. Step 4: Simplify right side
    6,859.22x = 29,915,712.45
  5. Step 5: Solve for x
    x = 29,915,712.45/6,859.22
  6. Step 6: Final answer
    x = 4,361.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.