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Finding the Fourth Proportional to 2,883.68, 4,324.68 and 935.36

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Solution

The fourth proportional to 2,883.68, 4,324.68 and 935.36 is: 1,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.68 : 4,324.68 = 935.36 : x
  2. Step 2: Convert to fraction form
    2,883.68/4,324.68 = 935.36/x
  3. Step 3: Cross multiply
    2,883.68x = 4,324.68 × 935.36
  4. Step 4: Simplify right side
    2,883.68x = 4,045,132.68
  5. Step 5: Solve for x
    x = 4,045,132.68/2,883.68
  6. Step 6: Final answer
    x = 1,402.77

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1.5x scale

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.