Home / 9,966.18-14,945.76-2,944.32

Finding the Fourth Proportional to 9,966.18, 14,945.76 and 2,944.32

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Solution

The fourth proportional to 9,966.18, 14,945.76 and 2,944.32 is: 4,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.18 : 14,945.76 = 2,944.32 : x
  2. Step 2: Convert to fraction form
    9,966.18/14,945.76 = 2,944.32/x
  3. Step 3: Cross multiply
    9,966.18x = 14,945.76 × 2,944.32
  4. Step 4: Simplify right side
    9,966.18x = 44,005,100.08
  5. Step 5: Solve for x
    x = 44,005,100.08/9,966.18
  6. Step 6: Final answer
    x = 4,415.44

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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.