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Finding the Fourth Proportional to 5,484.58, 8,207.73 and 4,485.85

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Solution

The fourth proportional to 5,484.58, 8,207.73 and 4,485.85 is: 6,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.58 : 8,207.73 = 4,485.85 : x
  2. Step 2: Convert to fraction form
    5,484.58/8,207.73 = 4,485.85/x
  3. Step 3: Cross multiply
    5,484.58x = 8,207.73 × 4,485.85
  4. Step 4: Simplify right side
    5,484.58x = 36,818,645.62
  5. Step 5: Solve for x
    x = 36,818,645.62/5,484.58
  6. Step 6: Final answer
    x = 6,713.12

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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.