Home / 3,141.07-4,334.38-1,814.59

Finding the Fourth Proportional to 3,141.07, 4,334.38 and 1,814.59

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Solution

The fourth proportional to 3,141.07, 4,334.38 and 1,814.59 is: 2,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.07 : 4,334.38 = 1,814.59 : x
  2. Step 2: Convert to fraction form
    3,141.07/4,334.38 = 1,814.59/x
  3. Step 3: Cross multiply
    3,141.07x = 4,334.38 × 1,814.59
  4. Step 4: Simplify right side
    3,141.07x = 7,865,113.53
  5. Step 5: Solve for x
    x = 7,865,113.53/3,141.07
  6. Step 6: Final answer
    x = 2,503.96

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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.