Home / 2,343.18-3,513.01-1,418.51

Finding the Fourth Proportional to 2,343.18, 3,513.01 and 1,418.51

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Solution

The fourth proportional to 2,343.18, 3,513.01 and 1,418.51 is: 2,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.18 : 3,513.01 = 1,418.51 : x
  2. Step 2: Convert to fraction form
    2,343.18/3,513.01 = 1,418.51/x
  3. Step 3: Cross multiply
    2,343.18x = 3,513.01 × 1,418.51
  4. Step 4: Simplify right side
    2,343.18x = 4,983,250.37
  5. Step 5: Solve for x
    x = 4,983,250.37/2,343.18
  6. Step 6: Final answer
    x = 2,126.71

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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.