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Finding the Fourth Proportional to 6,560.94, 9,841.50 and 3,657.69

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Solution

The fourth proportional to 6,560.94, 9,841.50 and 3,657.69 is: 5,486.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.94 : 9,841.50 = 3,657.69 : x
  2. Step 2: Convert to fraction form
    6,560.94/9,841.50 = 3,657.69/x
  3. Step 3: Cross multiply
    6,560.94x = 9,841.50 × 3,657.69
  4. Step 4: Simplify right side
    6,560.94x = 35,997,156.14
  5. Step 5: Solve for x
    x = 35,997,156.14/6,560.94
  6. Step 6: Final answer
    x = 5,486.59

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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.