Home / 4,269.41-6,407.02-2,620.92

Finding the Fourth Proportional to 4,269.41, 6,407.02 and 2,620.92

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Solution

The fourth proportional to 4,269.41, 6,407.02 and 2,620.92 is: 3,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.41 : 6,407.02 = 2,620.92 : x
  2. Step 2: Convert to fraction form
    4,269.41/6,407.02 = 2,620.92/x
  3. Step 3: Cross multiply
    4,269.41x = 6,407.02 × 2,620.92
  4. Step 4: Simplify right side
    4,269.41x = 16,792,286.86
  5. Step 5: Solve for x
    x = 16,792,286.86/4,269.41
  6. Step 6: Final answer
    x = 3,933.16

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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.