Home / 4,750.81-7,126.23-1,463.80

Finding the Fourth Proportional to 4,750.81, 7,126.23 and 1,463.80

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Solution

The fourth proportional to 4,750.81, 7,126.23 and 1,463.80 is: 2,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.81 : 7,126.23 = 1,463.80 : x
  2. Step 2: Convert to fraction form
    4,750.81/7,126.23 = 1,463.80/x
  3. Step 3: Cross multiply
    4,750.81x = 7,126.23 × 1,463.80
  4. Step 4: Simplify right side
    4,750.81x = 10,431,375.47
  5. Step 5: Solve for x
    x = 10,431,375.47/4,750.81
  6. Step 6: Final answer
    x = 2,195.70

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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.