Home / 5,410.13-8,111.55-3,334.10

Finding the Fourth Proportional to 5,410.13, 8,111.55 and 3,334.10

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Solution

The fourth proportional to 5,410.13, 8,111.55 and 3,334.10 is: 4,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.13 : 8,111.55 = 3,334.10 : x
  2. Step 2: Convert to fraction form
    5,410.13/8,111.55 = 3,334.10/x
  3. Step 3: Cross multiply
    5,410.13x = 8,111.55 × 3,334.10
  4. Step 4: Simplify right side
    5,410.13x = 27,044,718.86
  5. Step 5: Solve for x
    x = 27,044,718.86/5,410.13
  6. Step 6: Final answer
    x = 4,998.90

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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.