Home / 4,086.07-6,123.70-1,486.51

Finding the Fourth Proportional to 4,086.07, 6,123.70 and 1,486.51

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Solution

The fourth proportional to 4,086.07, 6,123.70 and 1,486.51 is: 2,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.07 : 6,123.70 = 1,486.51 : x
  2. Step 2: Convert to fraction form
    4,086.07/6,123.70 = 1,486.51/x
  3. Step 3: Cross multiply
    4,086.07x = 6,123.70 × 1,486.51
  4. Step 4: Simplify right side
    4,086.07x = 9,102,941.29
  5. Step 5: Solve for x
    x = 9,102,941.29/4,086.07
  6. Step 6: Final answer
    x = 2,227.80

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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.