Home / 8,464.66-11,677.35-5,481.45

Finding the Fourth Proportional to 8,464.66, 11,677.35 and 5,481.45

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Solution

The fourth proportional to 8,464.66, 11,677.35 and 5,481.45 is: 7,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.66 : 11,677.35 = 5,481.45 : x
  2. Step 2: Convert to fraction form
    8,464.66/11,677.35 = 5,481.45/x
  3. Step 3: Cross multiply
    8,464.66x = 11,677.35 × 5,481.45
  4. Step 4: Simplify right side
    8,464.66x = 64,008,826.91
  5. Step 5: Solve for x
    x = 64,008,826.91/8,464.66
  6. Step 6: Final answer
    x = 7,561.89

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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.