Home / 6,993.32-10,479.42-4,216.91

Finding the Fourth Proportional to 6,993.32, 10,479.42 and 4,216.91

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Solution

The fourth proportional to 6,993.32, 10,479.42 and 4,216.91 is: 6,318.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.32 : 10,479.42 = 4,216.91 : x
  2. Step 2: Convert to fraction form
    6,993.32/10,479.42 = 4,216.91/x
  3. Step 3: Cross multiply
    6,993.32x = 10,479.42 × 4,216.91
  4. Step 4: Simplify right side
    6,993.32x = 44,190,718.60
  5. Step 5: Solve for x
    x = 44,190,718.60/6,993.32
  6. Step 6: Final answer
    x = 6,318.99

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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.