Home / 6,983.85-10,475.75-2,823.81

Finding the Fourth Proportional to 6,983.85, 10,475.75 and 2,823.81

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Solution

The fourth proportional to 6,983.85, 10,475.75 and 2,823.81 is: 4,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.85 : 10,475.75 = 2,823.81 : x
  2. Step 2: Convert to fraction form
    6,983.85/10,475.75 = 2,823.81/x
  3. Step 3: Cross multiply
    6,983.85x = 10,475.75 × 2,823.81
  4. Step 4: Simplify right side
    6,983.85x = 29,581,516.90
  5. Step 5: Solve for x
    x = 29,581,516.90/6,983.85
  6. Step 6: Final answer
    x = 4,235.70

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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.