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Finding the Fourth Proportional to 1,803.59, 2,703.76 and 935.27

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Solution

The fourth proportional to 1,803.59, 2,703.76 and 935.27 is: 1,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803.59 : 2,703.76 = 935.27 : x
  2. Step 2: Convert to fraction form
    1,803.59/2,703.76 = 935.27/x
  3. Step 3: Cross multiply
    1,803.59x = 2,703.76 × 935.27
  4. Step 4: Simplify right side
    1,803.59x = 2,528,745.62
  5. Step 5: Solve for x
    x = 2,528,745.62/1,803.59
  6. Step 6: Final answer
    x = 1,402.06

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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.