Home / 3,116.34-4,697.91-2,904.93

Finding the Fourth Proportional to 3,116.34, 4,697.91 and 2,904.93

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Solution

The fourth proportional to 3,116.34, 4,697.91 and 2,904.93 is: 4,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.34 : 4,697.91 = 2,904.93 : x
  2. Step 2: Convert to fraction form
    3,116.34/4,697.91 = 2,904.93/x
  3. Step 3: Cross multiply
    3,116.34x = 4,697.91 × 2,904.93
  4. Step 4: Simplify right side
    3,116.34x = 13,647,099.70
  5. Step 5: Solve for x
    x = 13,647,099.70/3,116.34
  6. Step 6: Final answer
    x = 4,379.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.