Home / 9,320.82-13,983.45-2,746.74

Finding the Fourth Proportional to 9,320.82, 13,983.45 and 2,746.74

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Solution

The fourth proportional to 9,320.82, 13,983.45 and 2,746.74 is: 4,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.82 : 13,983.45 = 2,746.74 : x
  2. Step 2: Convert to fraction form
    9,320.82/13,983.45 = 2,746.74/x
  3. Step 3: Cross multiply
    9,320.82x = 13,983.45 × 2,746.74
  4. Step 4: Simplify right side
    9,320.82x = 38,408,901.45
  5. Step 5: Solve for x
    x = 38,408,901.45/9,320.82
  6. Step 6: Final answer
    x = 4,120.76

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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.