Home / 6,975.70-10,463.50-2,812.76

Finding the Fourth Proportional to 6,975.70, 10,463.50 and 2,812.76

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Solution

The fourth proportional to 6,975.70, 10,463.50 and 2,812.76 is: 4,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.70 : 10,463.50 = 2,812.76 : x
  2. Step 2: Convert to fraction form
    6,975.70/10,463.50 = 2,812.76/x
  3. Step 3: Cross multiply
    6,975.70x = 10,463.50 × 2,812.76
  4. Step 4: Simplify right side
    6,975.70x = 29,431,314.26
  5. Step 5: Solve for x
    x = 29,431,314.26/6,975.70
  6. Step 6: Final answer
    x = 4,219.12

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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.