Home / 7,244.18-9,997.11-4,727.90

Finding the Fourth Proportional to 7,244.18, 9,997.11 and 4,727.90

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Solution

The fourth proportional to 7,244.18, 9,997.11 and 4,727.90 is: 6,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.18 : 9,997.11 = 4,727.90 : x
  2. Step 2: Convert to fraction form
    7,244.18/9,997.11 = 4,727.90/x
  3. Step 3: Cross multiply
    7,244.18x = 9,997.11 × 4,727.90
  4. Step 4: Simplify right side
    7,244.18x = 47,265,336.37
  5. Step 5: Solve for x
    x = 47,265,336.37/7,244.18
  6. Step 6: Final answer
    x = 6,524.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.