Home / 6,424.73-9,618.87-4,206.15

Finding the Fourth Proportional to 6,424.73, 9,618.87 and 4,206.15

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Solution

The fourth proportional to 6,424.73, 9,618.87 and 4,206.15 is: 6,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.73 : 9,618.87 = 4,206.15 : x
  2. Step 2: Convert to fraction form
    6,424.73/9,618.87 = 4,206.15/x
  3. Step 3: Cross multiply
    6,424.73x = 9,618.87 × 4,206.15
  4. Step 4: Simplify right side
    6,424.73x = 40,458,410.05
  5. Step 5: Solve for x
    x = 40,458,410.05/6,424.73
  6. Step 6: Final answer
    x = 6,297.29

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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.