Home / 4,212.61-6,314.15-2,565.54

Finding the Fourth Proportional to 4,212.61, 6,314.15 and 2,565.54

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Solution

The fourth proportional to 4,212.61, 6,314.15 and 2,565.54 is: 3,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.61 : 6,314.15 = 2,565.54 : x
  2. Step 2: Convert to fraction form
    4,212.61/6,314.15 = 2,565.54/x
  3. Step 3: Cross multiply
    4,212.61x = 6,314.15 × 2,565.54
  4. Step 4: Simplify right side
    4,212.61x = 16,199,210.80
  5. Step 5: Solve for x
    x = 16,199,210.80/4,212.61
  6. Step 6: Final answer
    x = 3,845.41

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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.