Home / 4,191.41-6,287.24-1,269.74

Finding the Fourth Proportional to 4,191.41, 6,287.24 and 1,269.74

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Solution

The fourth proportional to 4,191.41, 6,287.24 and 1,269.74 is: 1,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.41 : 6,287.24 = 1,269.74 : x
  2. Step 2: Convert to fraction form
    4,191.41/6,287.24 = 1,269.74/x
  3. Step 3: Cross multiply
    4,191.41x = 6,287.24 × 1,269.74
  4. Step 4: Simplify right side
    4,191.41x = 7,983,131.86
  5. Step 5: Solve for x
    x = 7,983,131.86/4,191.41
  6. Step 6: Final answer
    x = 1,904.64

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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.