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Finding the Fourth Proportional to 5,264.60, 7,896.89 and 4,943.84

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Solution

The fourth proportional to 5,264.60, 7,896.89 and 4,943.84 is: 7,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.60 : 7,896.89 = 4,943.84 : x
  2. Step 2: Convert to fraction form
    5,264.60/7,896.89 = 4,943.84/x
  3. Step 3: Cross multiply
    5,264.60x = 7,896.89 × 4,943.84
  4. Step 4: Simplify right side
    5,264.60x = 39,040,933.53
  5. Step 5: Solve for x
    x = 39,040,933.53/5,264.60
  6. Step 6: Final answer
    x = 7,415.75

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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.