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Finding the Fourth Proportional to 6,855.84, 9,452.22 and 5,595.60

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Solution

The fourth proportional to 6,855.84, 9,452.22 and 5,595.60 is: 7,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.84 : 9,452.22 = 5,595.60 : x
  2. Step 2: Convert to fraction form
    6,855.84/9,452.22 = 5,595.60/x
  3. Step 3: Cross multiply
    6,855.84x = 9,452.22 × 5,595.60
  4. Step 4: Simplify right side
    6,855.84x = 52,890,842.23
  5. Step 5: Solve for x
    x = 52,890,842.23/6,855.84
  6. Step 6: Final answer
    x = 7,714.71

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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.