Home / 7,244.49-9,997.58-4,057.76

Finding the Fourth Proportional to 7,244.49, 9,997.58 and 4,057.76

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Solution

The fourth proportional to 7,244.49, 9,997.58 and 4,057.76 is: 5,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.49 : 9,997.58 = 4,057.76 : x
  2. Step 2: Convert to fraction form
    7,244.49/9,997.58 = 4,057.76/x
  3. Step 3: Cross multiply
    7,244.49x = 9,997.58 × 4,057.76
  4. Step 4: Simplify right side
    7,244.49x = 40,567,780.22
  5. Step 5: Solve for x
    x = 40,567,780.22/7,244.49
  6. Step 6: Final answer
    x = 5,599.81

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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.