Home / 2,331.84-3,493.14-1,407.66

Finding the Fourth Proportional to 2,331.84, 3,493.14 and 1,407.66

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Solution

The fourth proportional to 2,331.84, 3,493.14 and 1,407.66 is: 2,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.84 : 3,493.14 = 1,407.66 : x
  2. Step 2: Convert to fraction form
    2,331.84/3,493.14 = 1,407.66/x
  3. Step 3: Cross multiply
    2,331.84x = 3,493.14 × 1,407.66
  4. Step 4: Simplify right side
    2,331.84x = 4,917,153.45
  5. Step 5: Solve for x
    x = 4,917,153.45/2,331.84
  6. Step 6: Final answer
    x = 2,108.70

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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.