Home / 3,436.31-4,742.12-2,110.01

Finding the Fourth Proportional to 3,436.31, 4,742.12 and 2,110.01

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Solution

The fourth proportional to 3,436.31, 4,742.12 and 2,110.01 is: 2,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.31 : 4,742.12 = 2,110.01 : x
  2. Step 2: Convert to fraction form
    3,436.31/4,742.12 = 2,110.01/x
  3. Step 3: Cross multiply
    3,436.31x = 4,742.12 × 2,110.01
  4. Step 4: Simplify right side
    3,436.31x = 10,005,902.19
  5. Step 5: Solve for x
    x = 10,005,902.19/3,436.31
  6. Step 6: Final answer
    x = 2,911.81

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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.