Home / 7,921.89-11,883.02-4,434.17

Finding the Fourth Proportional to 7,921.89, 11,883.02 and 4,434.17

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Solution

The fourth proportional to 7,921.89, 11,883.02 and 4,434.17 is: 6,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921.89 : 11,883.02 = 4,434.17 : x
  2. Step 2: Convert to fraction form
    7,921.89/11,883.02 = 4,434.17/x
  3. Step 3: Cross multiply
    7,921.89x = 11,883.02 × 4,434.17
  4. Step 4: Simplify right side
    7,921.89x = 52,691,249.21
  5. Step 5: Solve for x
    x = 52,691,249.21/7,921.89
  6. Step 6: Final answer
    x = 6,651.35

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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.