Home / 3,486.66-4,811.81-2,305.68

Finding the Fourth Proportional to 3,486.66, 4,811.81 and 2,305.68

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Solution

The fourth proportional to 3,486.66, 4,811.81 and 2,305.68 is: 3,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.66 : 4,811.81 = 2,305.68 : x
  2. Step 2: Convert to fraction form
    3,486.66/4,811.81 = 2,305.68/x
  3. Step 3: Cross multiply
    3,486.66x = 4,811.81 × 2,305.68
  4. Step 4: Simplify right side
    3,486.66x = 11,094,482.55
  5. Step 5: Solve for x
    x = 11,094,482.55/3,486.66
  6. Step 6: Final answer
    x = 3,181.98

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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.