Home / 8,006.76-11,052.41-5,353.20

Finding the Fourth Proportional to 8,006.76, 11,052.41 and 5,353.20

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Solution

The fourth proportional to 8,006.76, 11,052.41 and 5,353.20 is: 7,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.76 : 11,052.41 = 5,353.20 : x
  2. Step 2: Convert to fraction form
    8,006.76/11,052.41 = 5,353.20/x
  3. Step 3: Cross multiply
    8,006.76x = 11,052.41 × 5,353.20
  4. Step 4: Simplify right side
    8,006.76x = 59,165,734.45
  5. Step 5: Solve for x
    x = 59,165,734.45/8,006.76
  6. Step 6: Final answer
    x = 7,389.47

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Half scale
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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.