Home / 2,625.16-3,938.65-2,184.34

Finding the Fourth Proportional to 2,625.16, 3,938.65 and 2,184.34

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Solution

The fourth proportional to 2,625.16, 3,938.65 and 2,184.34 is: 3,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.16 : 3,938.65 = 2,184.34 : x
  2. Step 2: Convert to fraction form
    2,625.16/3,938.65 = 2,184.34/x
  3. Step 3: Cross multiply
    2,625.16x = 3,938.65 × 2,184.34
  4. Step 4: Simplify right side
    2,625.16x = 8,603,360.04
  5. Step 5: Solve for x
    x = 8,603,360.04/2,625.16
  6. Step 6: Final answer
    x = 3,277.27

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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.