Home / 3,508.11-4,841.63-2,181.98

Finding the Fourth Proportional to 3,508.11, 4,841.63 and 2,181.98

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Solution

The fourth proportional to 3,508.11, 4,841.63 and 2,181.98 is: 3,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.11 : 4,841.63 = 2,181.98 : x
  2. Step 2: Convert to fraction form
    3,508.11/4,841.63 = 2,181.98/x
  3. Step 3: Cross multiply
    3,508.11x = 4,841.63 × 2,181.98
  4. Step 4: Simplify right side
    3,508.11x = 10,564,349.20
  5. Step 5: Solve for x
    x = 10,564,349.20/3,508.11
  6. Step 6: Final answer
    x = 3,011.41

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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.