Home / 4,264.34-6,400.47-2,185.83

Finding the Fourth Proportional to 4,264.34, 6,400.47 and 2,185.83

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Solution

The fourth proportional to 4,264.34, 6,400.47 and 2,185.83 is: 3,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.34 : 6,400.47 = 2,185.83 : x
  2. Step 2: Convert to fraction form
    4,264.34/6,400.47 = 2,185.83/x
  3. Step 3: Cross multiply
    4,264.34x = 6,400.47 × 2,185.83
  4. Step 4: Simplify right side
    4,264.34x = 13,990,339.34
  5. Step 5: Solve for x
    x = 13,990,339.34/4,264.34
  6. Step 6: Final answer
    x = 3,280.78

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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.