Home / 4,527.68-6,791.44-1,240.80

Finding the Fourth Proportional to 4,527.68, 6,791.44 and 1,240.80

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Solution

The fourth proportional to 4,527.68, 6,791.44 and 1,240.80 is: 1,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.68 : 6,791.44 = 1,240.80 : x
  2. Step 2: Convert to fraction form
    4,527.68/6,791.44 = 1,240.80/x
  3. Step 3: Cross multiply
    4,527.68x = 6,791.44 × 1,240.80
  4. Step 4: Simplify right side
    4,527.68x = 8,426,818.75
  5. Step 5: Solve for x
    x = 8,426,818.75/4,527.68
  6. Step 6: Final answer
    x = 1,861.18

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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.