Home / 4,673.88-7,018.75-3,123.84

Finding the Fourth Proportional to 4,673.88, 7,018.75 and 3,123.84

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Solution

The fourth proportional to 4,673.88, 7,018.75 and 3,123.84 is: 4,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.88 : 7,018.75 = 3,123.84 : x
  2. Step 2: Convert to fraction form
    4,673.88/7,018.75 = 3,123.84/x
  3. Step 3: Cross multiply
    4,673.88x = 7,018.75 × 3,123.84
  4. Step 4: Simplify right side
    4,673.88x = 21,925,462.48
  5. Step 5: Solve for x
    x = 21,925,462.48/4,673.88
  6. Step 6: Final answer
    x = 4,691.07

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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.