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Finding the Fourth Proportional to 5,294.29, 7,305.87 and 2,936.38

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Solution

The fourth proportional to 5,294.29, 7,305.87 and 2,936.38 is: 4,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.29 : 7,305.87 = 2,936.38 : x
  2. Step 2: Convert to fraction form
    5,294.29/7,305.87 = 2,936.38/x
  3. Step 3: Cross multiply
    5,294.29x = 7,305.87 × 2,936.38
  4. Step 4: Simplify right side
    5,294.29x = 21,452,810.55
  5. Step 5: Solve for x
    x = 21,452,810.55/5,294.29
  6. Step 6: Final answer
    x = 4,052.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.