Home / 4,816.94-6,647.28-2,721.02

Finding the Fourth Proportional to 4,816.94, 6,647.28 and 2,721.02

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Solution

The fourth proportional to 4,816.94, 6,647.28 and 2,721.02 is: 3,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.94 : 6,647.28 = 2,721.02 : x
  2. Step 2: Convert to fraction form
    4,816.94/6,647.28 = 2,721.02/x
  3. Step 3: Cross multiply
    4,816.94x = 6,647.28 × 2,721.02
  4. Step 4: Simplify right side
    4,816.94x = 18,087,381.83
  5. Step 5: Solve for x
    x = 18,087,381.83/4,816.94
  6. Step 6: Final answer
    x = 3,754.95

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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.