Home / 3,677.96-5,507.18-2,215.10

Finding the Fourth Proportional to 3,677.96, 5,507.18 and 2,215.10

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Solution

The fourth proportional to 3,677.96, 5,507.18 and 2,215.10 is: 3,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.96 : 5,507.18 = 2,215.10 : x
  2. Step 2: Convert to fraction form
    3,677.96/5,507.18 = 2,215.10/x
  3. Step 3: Cross multiply
    3,677.96x = 5,507.18 × 2,215.10
  4. Step 4: Simplify right side
    3,677.96x = 12,198,954.42
  5. Step 5: Solve for x
    x = 12,198,954.42/3,677.96
  6. Step 6: Final answer
    x = 3,316.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.