Home / 6,983.60-10,475.38-2,823.56

Finding the Fourth Proportional to 6,983.60, 10,475.38 and 2,823.56

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Solution

The fourth proportional to 6,983.60, 10,475.38 and 2,823.56 is: 4,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.60 : 10,475.38 = 2,823.56 : x
  2. Step 2: Convert to fraction form
    6,983.60/10,475.38 = 2,823.56/x
  3. Step 3: Cross multiply
    6,983.60x = 10,475.38 × 2,823.56
  4. Step 4: Simplify right side
    6,983.60x = 29,577,849.84
  5. Step 5: Solve for x
    x = 29,577,849.84/6,983.60
  6. Step 6: Final answer
    x = 4,235.33

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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.