Home / 3,716.33-5,123.09-2,830.59

Finding the Fourth Proportional to 3,716.33, 5,123.09 and 2,830.59

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Solution

The fourth proportional to 3,716.33, 5,123.09 and 2,830.59 is: 3,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.33 : 5,123.09 = 2,830.59 : x
  2. Step 2: Convert to fraction form
    3,716.33/5,123.09 = 2,830.59/x
  3. Step 3: Cross multiply
    3,716.33x = 5,123.09 × 2,830.59
  4. Step 4: Simplify right side
    3,716.33x = 14,501,353.17
  5. Step 5: Solve for x
    x = 14,501,353.17/3,716.33
  6. Step 6: Final answer
    x = 3,902.07

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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.