Home / 3,153.29-4,729.94-1,302.38

Finding the Fourth Proportional to 3,153.29, 4,729.94 and 1,302.38

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Solution

The fourth proportional to 3,153.29, 4,729.94 and 1,302.38 is: 1,953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.29 : 4,729.94 = 1,302.38 : x
  2. Step 2: Convert to fraction form
    3,153.29/4,729.94 = 1,302.38/x
  3. Step 3: Cross multiply
    3,153.29x = 4,729.94 × 1,302.38
  4. Step 4: Simplify right side
    3,153.29x = 6,160,149.10
  5. Step 5: Solve for x
    x = 6,160,149.10/3,153.29
  6. Step 6: Final answer
    x = 1,953.57

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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.