Home / 4,321.86-6,478.99-2,562.54

Finding the Fourth Proportional to 4,321.86, 6,478.99 and 2,562.54

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Solution

The fourth proportional to 4,321.86, 6,478.99 and 2,562.54 is: 3,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.86 : 6,478.99 = 2,562.54 : x
  2. Step 2: Convert to fraction form
    4,321.86/6,478.99 = 2,562.54/x
  3. Step 3: Cross multiply
    4,321.86x = 6,478.99 × 2,562.54
  4. Step 4: Simplify right side
    4,321.86x = 16,602,640.33
  5. Step 5: Solve for x
    x = 16,602,640.33/4,321.86
  6. Step 6: Final answer
    x = 3,841.55

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1.5x scale

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.