Home / 6,763.70-10,147.42-2,816.81

Finding the Fourth Proportional to 6,763.70, 10,147.42 and 2,816.81

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Solution

The fourth proportional to 6,763.70, 10,147.42 and 2,816.81 is: 4,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.70 : 10,147.42 = 2,816.81 : x
  2. Step 2: Convert to fraction form
    6,763.70/10,147.42 = 2,816.81/x
  3. Step 3: Cross multiply
    6,763.70x = 10,147.42 × 2,816.81
  4. Step 4: Simplify right side
    6,763.70x = 28,583,402.05
  5. Step 5: Solve for x
    x = 28,583,402.05/6,763.70
  6. Step 6: Final answer
    x = 4,226.00

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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.