Home / 5,560.66-8,342.16-1,611.91

Finding the Fourth Proportional to 5,560.66, 8,342.16 and 1,611.91

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Solution

The fourth proportional to 5,560.66, 8,342.16 and 1,611.91 is: 2,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.66 : 8,342.16 = 1,611.91 : x
  2. Step 2: Convert to fraction form
    5,560.66/8,342.16 = 1,611.91/x
  3. Step 3: Cross multiply
    5,560.66x = 8,342.16 × 1,611.91
  4. Step 4: Simplify right side
    5,560.66x = 13,446,811.13
  5. Step 5: Solve for x
    x = 13,446,811.13/5,560.66
  6. Step 6: Final answer
    x = 2,418.20

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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.