Home / 5,116.11-7,671.87-2,343.69

Finding the Fourth Proportional to 5,116.11, 7,671.87 and 2,343.69

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Solution

The fourth proportional to 5,116.11, 7,671.87 and 2,343.69 is: 3,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.11 : 7,671.87 = 2,343.69 : x
  2. Step 2: Convert to fraction form
    5,116.11/7,671.87 = 2,343.69/x
  3. Step 3: Cross multiply
    5,116.11x = 7,671.87 × 2,343.69
  4. Step 4: Simplify right side
    5,116.11x = 17,980,485.00
  5. Step 5: Solve for x
    x = 17,980,485.00/5,116.11
  6. Step 6: Final answer
    x = 3,514.48

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1.5x scale

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.