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Finding the Fourth Proportional to 5,008.86, 7,513.06 and 2,801.70

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Solution

The fourth proportional to 5,008.86, 7,513.06 and 2,801.70 is: 4,202.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.86 : 7,513.06 = 2,801.70 : x
  2. Step 2: Convert to fraction form
    5,008.86/7,513.06 = 2,801.70/x
  3. Step 3: Cross multiply
    5,008.86x = 7,513.06 × 2,801.70
  4. Step 4: Simplify right side
    5,008.86x = 21,049,294.58
  5. Step 5: Solve for x
    x = 21,049,294.58/5,008.86
  6. Step 6: Final answer
    x = 4,202.42

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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.