Home / 9,961.28-14,940.25-2,941.16

Finding the Fourth Proportional to 9,961.28, 14,940.25 and 2,941.16

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Solution

The fourth proportional to 9,961.28, 14,940.25 and 2,941.16 is: 4,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.28 : 14,940.25 = 2,941.16 : x
  2. Step 2: Convert to fraction form
    9,961.28/14,940.25 = 2,941.16/x
  3. Step 3: Cross multiply
    9,961.28x = 14,940.25 × 2,941.16
  4. Step 4: Simplify right side
    9,961.28x = 43,941,667.67
  5. Step 5: Solve for x
    x = 43,941,667.67/9,961.28
  6. Step 6: Final answer
    x = 4,411.25

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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.