Home / 3,185.18-4,397.67-2,437.79

Finding the Fourth Proportional to 3,185.18, 4,397.67 and 2,437.79

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Solution

The fourth proportional to 3,185.18, 4,397.67 and 2,437.79 is: 3,365.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.18 : 4,397.67 = 2,437.79 : x
  2. Step 2: Convert to fraction form
    3,185.18/4,397.67 = 2,437.79/x
  3. Step 3: Cross multiply
    3,185.18x = 4,397.67 × 2,437.79
  4. Step 4: Simplify right side
    3,185.18x = 10,720,573.96
  5. Step 5: Solve for x
    x = 10,720,573.96/3,185.18
  6. Step 6: Final answer
    x = 3,365.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.