Home / 9,947.24-14,920.86-2,551.70

Finding the Fourth Proportional to 9,947.24, 14,920.86 and 2,551.70

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Solution

The fourth proportional to 9,947.24, 14,920.86 and 2,551.70 is: 3,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.24 : 14,920.86 = 2,551.70 : x
  2. Step 2: Convert to fraction form
    9,947.24/14,920.86 = 2,551.70/x
  3. Step 3: Cross multiply
    9,947.24x = 14,920.86 × 2,551.70
  4. Step 4: Simplify right side
    9,947.24x = 38,073,558.46
  5. Step 5: Solve for x
    x = 38,073,558.46/9,947.24
  6. Step 6: Final answer
    x = 3,827.55

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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.