Home / 7,298.29-10,939.23-3,137.52

Finding the Fourth Proportional to 7,298.29, 10,939.23 and 3,137.52

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Solution

The fourth proportional to 7,298.29, 10,939.23 and 3,137.52 is: 4,702.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.29 : 10,939.23 = 3,137.52 : x
  2. Step 2: Convert to fraction form
    7,298.29/10,939.23 = 3,137.52/x
  3. Step 3: Cross multiply
    7,298.29x = 10,939.23 × 3,137.52
  4. Step 4: Simplify right side
    7,298.29x = 34,322,052.91
  5. Step 5: Solve for x
    x = 34,322,052.91/7,298.29
  6. Step 6: Final answer
    x = 4,702.75

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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.