Home / 11,962.92-17,947.07-3,643.59

Finding the Fourth Proportional to 11,962.92, 17,947.07 and 3,643.59

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Solution

The fourth proportional to 11,962.92, 17,947.07 and 3,643.59 is: 5,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.92 : 17,947.07 = 3,643.59 : x
  2. Step 2: Convert to fraction form
    11,962.92/17,947.07 = 3,643.59/x
  3. Step 3: Cross multiply
    11,962.92x = 17,947.07 × 3,643.59
  4. Step 4: Simplify right side
    11,962.92x = 65,391,746.56
  5. Step 5: Solve for x
    x = 65,391,746.56/11,962.92
  6. Step 6: Final answer
    x = 5,466.20

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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.