Home / 2,935.30-4,402.74-1,086.07

Finding the Fourth Proportional to 2,935.30, 4,402.74 and 1,086.07

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Solution

The fourth proportional to 2,935.30, 4,402.74 and 1,086.07 is: 1,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.30 : 4,402.74 = 1,086.07 : x
  2. Step 2: Convert to fraction form
    2,935.30/4,402.74 = 1,086.07/x
  3. Step 3: Cross multiply
    2,935.30x = 4,402.74 × 1,086.07
  4. Step 4: Simplify right side
    2,935.30x = 4,781,683.83
  5. Step 5: Solve for x
    x = 4,781,683.83/2,935.30
  6. Step 6: Final answer
    x = 1,629.03

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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.