Home / 2,113.07-3,166.29-1,233.39

Finding the Fourth Proportional to 2,113.07, 3,166.29 and 1,233.39

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Solution

The fourth proportional to 2,113.07, 3,166.29 and 1,233.39 is: 1,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.07 : 3,166.29 = 1,233.39 : x
  2. Step 2: Convert to fraction form
    2,113.07/3,166.29 = 1,233.39/x
  3. Step 3: Cross multiply
    2,113.07x = 3,166.29 × 1,233.39
  4. Step 4: Simplify right side
    2,113.07x = 3,905,270.42
  5. Step 5: Solve for x
    x = 3,905,270.42/2,113.07
  6. Step 6: Final answer
    x = 1,848.15

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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.