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Finding the Fourth Proportional to 5,530.66, 7,632.22 and 3,046.66

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Solution

The fourth proportional to 5,530.66, 7,632.22 and 3,046.66 is: 4,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.66 : 7,632.22 = 3,046.66 : x
  2. Step 2: Convert to fraction form
    5,530.66/7,632.22 = 3,046.66/x
  3. Step 3: Cross multiply
    5,530.66x = 7,632.22 × 3,046.66
  4. Step 4: Simplify right side
    5,530.66x = 23,252,779.39
  5. Step 5: Solve for x
    x = 23,252,779.39/5,530.66
  6. Step 6: Final answer
    x = 4,204.34

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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.