Home / 6,345.46-9,518.19-1,962.82

Finding the Fourth Proportional to 6,345.46, 9,518.19 and 1,962.82

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Solution

The fourth proportional to 6,345.46, 9,518.19 and 1,962.82 is: 2,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.46 : 9,518.19 = 1,962.82 : x
  2. Step 2: Convert to fraction form
    6,345.46/9,518.19 = 1,962.82/x
  3. Step 3: Cross multiply
    6,345.46x = 9,518.19 × 1,962.82
  4. Step 4: Simplify right side
    6,345.46x = 18,682,493.70
  5. Step 5: Solve for x
    x = 18,682,493.70/6,345.46
  6. Step 6: Final answer
    x = 2,944.23

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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.