Home / 4,375.15-6,563.81-1,910.12

Finding the Fourth Proportional to 4,375.15, 6,563.81 and 1,910.12

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Solution

The fourth proportional to 4,375.15, 6,563.81 and 1,910.12 is: 2,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.15 : 6,563.81 = 1,910.12 : x
  2. Step 2: Convert to fraction form
    4,375.15/6,563.81 = 1,910.12/x
  3. Step 3: Cross multiply
    4,375.15x = 6,563.81 × 1,910.12
  4. Step 4: Simplify right side
    4,375.15x = 12,537,636.71
  5. Step 5: Solve for x
    x = 12,537,636.71/4,375.15
  6. Step 6: Final answer
    x = 2,865.65

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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.