Home / 6,641.15-9,166.22-3,808.98

Finding the Fourth Proportional to 6,641.15, 9,166.22 and 3,808.98

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Solution

The fourth proportional to 6,641.15, 9,166.22 and 3,808.98 is: 5,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.15 : 9,166.22 = 3,808.98 : x
  2. Step 2: Convert to fraction form
    6,641.15/9,166.22 = 3,808.98/x
  3. Step 3: Cross multiply
    6,641.15x = 9,166.22 × 3,808.98
  4. Step 4: Simplify right side
    6,641.15x = 34,913,929.61
  5. Step 5: Solve for x
    x = 34,913,929.61/6,641.15
  6. Step 6: Final answer
    x = 5,257.22

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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.