Home / 3,099.76-4,277.68-1,702.52

Finding the Fourth Proportional to 3,099.76, 4,277.68 and 1,702.52

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Solution

The fourth proportional to 3,099.76, 4,277.68 and 1,702.52 is: 2,349.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.76 : 4,277.68 = 1,702.52 : x
  2. Step 2: Convert to fraction form
    3,099.76/4,277.68 = 1,702.52/x
  3. Step 3: Cross multiply
    3,099.76x = 4,277.68 × 1,702.52
  4. Step 4: Simplify right side
    3,099.76x = 7,282,835.75
  5. Step 5: Solve for x
    x = 7,282,835.75/3,099.76
  6. Step 6: Final answer
    x = 2,349.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.