Home / 2,650.32-3,974.04-1,110

Finding the Fourth Proportional to 2,650.32, 3,974.04 and 1,110

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Solution

The fourth proportional to 2,650.32, 3,974.04 and 1,110 is: 1,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.32 : 3,974.04 = 1,110 : x
  2. Step 2: Convert to fraction form
    2,650.32/3,974.04 = 1,110/x
  3. Step 3: Cross multiply
    2,650.32x = 3,974.04 × 1,110
  4. Step 4: Simplify right side
    2,650.32x = 4,411,184.40
  5. Step 5: Solve for x
    x = 4,411,184.40/2,650.32
  6. Step 6: Final answer
    x = 1,664.40

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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.