Home / 2,935.23-4,402.94-1,086.81

Finding the Fourth Proportional to 2,935.23, 4,402.94 and 1,086.81

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Solution

The fourth proportional to 2,935.23, 4,402.94 and 1,086.81 is: 1,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.23 : 4,402.94 = 1,086.81 : x
  2. Step 2: Convert to fraction form
    2,935.23/4,402.94 = 1,086.81/x
  3. Step 3: Cross multiply
    2,935.23x = 4,402.94 × 1,086.81
  4. Step 4: Simplify right side
    2,935.23x = 4,785,159.22
  5. Step 5: Solve for x
    x = 4,785,159.22/2,935.23
  6. Step 6: Final answer
    x = 1,630.25

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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.