Home / 9,947.11-14,921.19-2,551.63

Finding the Fourth Proportional to 9,947.11, 14,921.19 and 2,551.63

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Solution

The fourth proportional to 9,947.11, 14,921.19 and 2,551.63 is: 3,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.11 : 14,921.19 = 2,551.63 : x
  2. Step 2: Convert to fraction form
    9,947.11/14,921.19 = 2,551.63/x
  3. Step 3: Cross multiply
    9,947.11x = 14,921.19 × 2,551.63
  4. Step 4: Simplify right side
    9,947.11x = 38,073,356.04
  5. Step 5: Solve for x
    x = 38,073,356.04/9,947.11
  6. Step 6: Final answer
    x = 3,827.58

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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.