Home / 11,029.76-15,221.08-6,061.76

Finding the Fourth Proportional to 11,029.76, 15,221.08 and 6,061.76

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Solution

The fourth proportional to 11,029.76, 15,221.08 and 6,061.76 is: 8,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.76 : 15,221.08 = 6,061.76 : x
  2. Step 2: Convert to fraction form
    11,029.76/15,221.08 = 6,061.76/x
  3. Step 3: Cross multiply
    11,029.76x = 15,221.08 × 6,061.76
  4. Step 4: Simplify right side
    11,029.76x = 92,266,533.90
  5. Step 5: Solve for x
    x = 92,266,533.90/11,029.76
  6. Step 6: Final answer
    x = 8,365.23

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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.