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Finding the Fourth Proportional to 7,560.66, 11,336.91 and 5,801.31

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Solution

The fourth proportional to 7,560.66, 11,336.91 and 5,801.31 is: 8,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.66 : 11,336.91 = 5,801.31 : x
  2. Step 2: Convert to fraction form
    7,560.66/11,336.91 = 5,801.31/x
  3. Step 3: Cross multiply
    7,560.66x = 11,336.91 × 5,801.31
  4. Step 4: Simplify right side
    7,560.66x = 65,768,929.35
  5. Step 5: Solve for x
    x = 65,768,929.35/7,560.66
  6. Step 6: Final answer
    x = 8,698.83

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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.