Home / 7,022.24-10,520.40-6,244.64

Finding the Fourth Proportional to 7,022.24, 10,520.40 and 6,244.64

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Solution

The fourth proportional to 7,022.24, 10,520.40 and 6,244.64 is: 9,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.24 : 10,520.40 = 6,244.64 : x
  2. Step 2: Convert to fraction form
    7,022.24/10,520.40 = 6,244.64/x
  3. Step 3: Cross multiply
    7,022.24x = 10,520.40 × 6,244.64
  4. Step 4: Simplify right side
    7,022.24x = 65,696,110.66
  5. Step 5: Solve for x
    x = 65,696,110.66/7,022.24
  6. Step 6: Final answer
    x = 9,355.44

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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.