Home / 11,984.08-16,537.28-6,947.92

Finding the Fourth Proportional to 11,984.08, 16,537.28 and 6,947.92

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Solution

The fourth proportional to 11,984.08, 16,537.28 and 6,947.92 is: 9,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.08 : 16,537.28 = 6,947.92 : x
  2. Step 2: Convert to fraction form
    11,984.08/16,537.28 = 6,947.92/x
  3. Step 3: Cross multiply
    11,984.08x = 16,537.28 × 6,947.92
  4. Step 4: Simplify right side
    11,984.08x = 114,899,698.46
  5. Step 5: Solve for x
    x = 114,899,698.46/11,984.08
  6. Step 6: Final answer
    x = 9,587.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.