Home / 3,742.63-5,616.39-1,434.13

Finding the Fourth Proportional to 3,742.63, 5,616.39 and 1,434.13

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Solution

The fourth proportional to 3,742.63, 5,616.39 and 1,434.13 is: 2,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.63 : 5,616.39 = 1,434.13 : x
  2. Step 2: Convert to fraction form
    3,742.63/5,616.39 = 1,434.13/x
  3. Step 3: Cross multiply
    3,742.63x = 5,616.39 × 1,434.13
  4. Step 4: Simplify right side
    3,742.63x = 8,054,633.39
  5. Step 5: Solve for x
    x = 8,054,633.39/3,742.63
  6. Step 6: Final answer
    x = 2,152.13

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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.