Home / 4,638.90-6,402.24-2,650.08

Finding the Fourth Proportional to 4,638.90, 6,402.24 and 2,650.08

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Solution

The fourth proportional to 4,638.90, 6,402.24 and 2,650.08 is: 3,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.90 : 6,402.24 = 2,650.08 : x
  2. Step 2: Convert to fraction form
    4,638.90/6,402.24 = 2,650.08/x
  3. Step 3: Cross multiply
    4,638.90x = 6,402.24 × 2,650.08
  4. Step 4: Simplify right side
    4,638.90x = 16,966,448.18
  5. Step 5: Solve for x
    x = 16,966,448.18/4,638.90
  6. Step 6: Final answer
    x = 3,657.43

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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.