Home / 3,953.19-5,930.04-1,142.10

Finding the Fourth Proportional to 3,953.19, 5,930.04 and 1,142.10

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Solution

The fourth proportional to 3,953.19, 5,930.04 and 1,142.10 is: 1,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.19 : 5,930.04 = 1,142.10 : x
  2. Step 2: Convert to fraction form
    3,953.19/5,930.04 = 1,142.10/x
  3. Step 3: Cross multiply
    3,953.19x = 5,930.04 × 1,142.10
  4. Step 4: Simplify right side
    3,953.19x = 6,772,698.68
  5. Step 5: Solve for x
    x = 6,772,698.68/3,953.19
  6. Step 6: Final answer
    x = 1,713.22

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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.