Home / 5,947.71-8,921.57-2,051.82

Finding the Fourth Proportional to 5,947.71, 8,921.57 and 2,051.82

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Solution

The fourth proportional to 5,947.71, 8,921.57 and 2,051.82 is: 3,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.71 : 8,921.57 = 2,051.82 : x
  2. Step 2: Convert to fraction form
    5,947.71/8,921.57 = 2,051.82/x
  3. Step 3: Cross multiply
    5,947.71x = 8,921.57 × 2,051.82
  4. Step 4: Simplify right side
    5,947.71x = 18,305,400.89
  5. Step 5: Solve for x
    x = 18,305,400.89/5,947.71
  6. Step 6: Final answer
    x = 3,077.72

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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.