Home / 4,882.64-6,738-2,644.50

Finding the Fourth Proportional to 4,882.64, 6,738 and 2,644.50

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Solution

The fourth proportional to 4,882.64, 6,738 and 2,644.50 is: 3,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.64 : 6,738 = 2,644.50 : x
  2. Step 2: Convert to fraction form
    4,882.64/6,738 = 2,644.50/x
  3. Step 3: Cross multiply
    4,882.64x = 6,738 × 2,644.50
  4. Step 4: Simplify right side
    4,882.64x = 17,818,641
  5. Step 5: Solve for x
    x = 17,818,641/4,882.64
  6. Step 6: Final answer
    x = 3,649.39

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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.