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Finding the Fourth Proportional to 8,593.53, 12,887.55 and 2,748.75

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Solution

The fourth proportional to 8,593.53, 12,887.55 and 2,748.75 is: 4,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.53 : 12,887.55 = 2,748.75 : x
  2. Step 2: Convert to fraction form
    8,593.53/12,887.55 = 2,748.75/x
  3. Step 3: Cross multiply
    8,593.53x = 12,887.55 × 2,748.75
  4. Step 4: Simplify right side
    8,593.53x = 35,424,653.06
  5. Step 5: Solve for x
    x = 35,424,653.06/8,593.53
  6. Step 6: Final answer
    x = 4,122.25

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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.