Home / 4,638.17-6,400.53-2,750.87

Finding the Fourth Proportional to 4,638.17, 6,400.53 and 2,750.87

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Solution

The fourth proportional to 4,638.17, 6,400.53 and 2,750.87 is: 3,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.17 : 6,400.53 = 2,750.87 : x
  2. Step 2: Convert to fraction form
    4,638.17/6,400.53 = 2,750.87/x
  3. Step 3: Cross multiply
    4,638.17x = 6,400.53 × 2,750.87
  4. Step 4: Simplify right side
    4,638.17x = 17,606,993.96
  5. Step 5: Solve for x
    x = 17,606,993.96/4,638.17
  6. Step 6: Final answer
    x = 3,796.11

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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.