Home / 3,360.18-4,634.10-2,181.63

Finding the Fourth Proportional to 3,360.18, 4,634.10 and 2,181.63

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Solution

The fourth proportional to 3,360.18, 4,634.10 and 2,181.63 is: 3,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.18 : 4,634.10 = 2,181.63 : x
  2. Step 2: Convert to fraction form
    3,360.18/4,634.10 = 2,181.63/x
  3. Step 3: Cross multiply
    3,360.18x = 4,634.10 × 2,181.63
  4. Step 4: Simplify right side
    3,360.18x = 10,109,891.58
  5. Step 5: Solve for x
    x = 10,109,891.58/3,360.18
  6. Step 6: Final answer
    x = 3,008.74

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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.