Home / 5,406.13-8,111.77-2,446.66

Finding the Fourth Proportional to 5,406.13, 8,111.77 and 2,446.66

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Solution

The fourth proportional to 5,406.13, 8,111.77 and 2,446.66 is: 3,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.13 : 8,111.77 = 2,446.66 : x
  2. Step 2: Convert to fraction form
    5,406.13/8,111.77 = 2,446.66/x
  3. Step 3: Cross multiply
    5,406.13x = 8,111.77 × 2,446.66
  4. Step 4: Simplify right side
    5,406.13x = 19,846,743.19
  5. Step 5: Solve for x
    x = 19,846,743.19/5,406.13
  6. Step 6: Final answer
    x = 3,671.16

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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.