Home / 3,486.11-4,810.82-2,088.86

Finding the Fourth Proportional to 3,486.11, 4,810.82 and 2,088.86

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Solution

The fourth proportional to 3,486.11, 4,810.82 and 2,088.86 is: 2,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.11 : 4,810.82 = 2,088.86 : x
  2. Step 2: Convert to fraction form
    3,486.11/4,810.82 = 2,088.86/x
  3. Step 3: Cross multiply
    3,486.11x = 4,810.82 × 2,088.86
  4. Step 4: Simplify right side
    3,486.11x = 10,049,094.97
  5. Step 5: Solve for x
    x = 10,049,094.97/3,486.11
  6. Step 6: Final answer
    x = 2,882.61

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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.