Home / 4,603.32-6,900.68-1,680.96

Finding the Fourth Proportional to 4,603.32, 6,900.68 and 1,680.96

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Solution

The fourth proportional to 4,603.32, 6,900.68 and 1,680.96 is: 2,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,603.32 : 6,900.68 = 1,680.96 : x
  2. Step 2: Convert to fraction form
    4,603.32/6,900.68 = 1,680.96/x
  3. Step 3: Cross multiply
    4,603.32x = 6,900.68 × 1,680.96
  4. Step 4: Simplify right side
    4,603.32x = 11,599,767.05
  5. Step 5: Solve for x
    x = 11,599,767.05/4,603.32
  6. Step 6: Final answer
    x = 2,519.87

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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.