Home / 8,410.22-11,605.80-4,872.75

Finding the Fourth Proportional to 8,410.22, 11,605.80 and 4,872.75

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Solution

The fourth proportional to 8,410.22, 11,605.80 and 4,872.75 is: 6,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.22 : 11,605.80 = 4,872.75 : x
  2. Step 2: Convert to fraction form
    8,410.22/11,605.80 = 4,872.75/x
  3. Step 3: Cross multiply
    8,410.22x = 11,605.80 × 4,872.75
  4. Step 4: Simplify right side
    8,410.22x = 56,552,161.95
  5. Step 5: Solve for x
    x = 56,552,161.95/8,410.22
  6. Step 6: Final answer
    x = 6,724.22

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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.