Home / 7,244.20-9,997.16-4,057.36

Finding the Fourth Proportional to 7,244.20, 9,997.16 and 4,057.36

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Solution

The fourth proportional to 7,244.20, 9,997.16 and 4,057.36 is: 5,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.20 : 9,997.16 = 4,057.36 : x
  2. Step 2: Convert to fraction form
    7,244.20/9,997.16 = 4,057.36/x
  3. Step 3: Cross multiply
    7,244.20x = 9,997.16 × 4,057.36
  4. Step 4: Simplify right side
    7,244.20x = 40,562,077.10
  5. Step 5: Solve for x
    x = 40,562,077.10/7,244.20
  6. Step 6: Final answer
    x = 5,599.25

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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.