Home / 7,319.52-10,979.44-2,702.56

Finding the Fourth Proportional to 7,319.52, 10,979.44 and 2,702.56

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Solution

The fourth proportional to 7,319.52, 10,979.44 and 2,702.56 is: 4,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.52 : 10,979.44 = 2,702.56 : x
  2. Step 2: Convert to fraction form
    7,319.52/10,979.44 = 2,702.56/x
  3. Step 3: Cross multiply
    7,319.52x = 10,979.44 × 2,702.56
  4. Step 4: Simplify right side
    7,319.52x = 29,672,595.37
  5. Step 5: Solve for x
    x = 29,672,595.37/7,319.52
  6. Step 6: Final answer
    x = 4,053.90

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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.