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Finding the Fourth Proportional to 5,565.96, 7,682.58 and 5,481.72

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Solution

The fourth proportional to 5,565.96, 7,682.58 and 5,481.72 is: 7,566.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.96 : 7,682.58 = 5,481.72 : x
  2. Step 2: Convert to fraction form
    5,565.96/7,682.58 = 5,481.72/x
  3. Step 3: Cross multiply
    5,565.96x = 7,682.58 × 5,481.72
  4. Step 4: Simplify right side
    5,565.96x = 42,113,752.44
  5. Step 5: Solve for x
    x = 42,113,752.44/5,565.96
  6. Step 6: Final answer
    x = 7,566.31

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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.