Home / 7,245.27-9,999.30-4,414.28

Finding the Fourth Proportional to 7,245.27, 9,999.30 and 4,414.28

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Solution

The fourth proportional to 7,245.27, 9,999.30 and 4,414.28 is: 6,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.27 : 9,999.30 = 4,414.28 : x
  2. Step 2: Convert to fraction form
    7,245.27/9,999.30 = 4,414.28/x
  3. Step 3: Cross multiply
    7,245.27x = 9,999.30 × 4,414.28
  4. Step 4: Simplify right side
    7,245.27x = 44,139,750.16
  5. Step 5: Solve for x
    x = 44,139,750.16/7,245.27
  6. Step 6: Final answer
    x = 6,092.21

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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.