Home / 7,483.18-11,228.82-3,103.66

Finding the Fourth Proportional to 7,483.18, 11,228.82 and 3,103.66

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Solution

The fourth proportional to 7,483.18, 11,228.82 and 3,103.66 is: 4,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.18 : 11,228.82 = 3,103.66 : x
  2. Step 2: Convert to fraction form
    7,483.18/11,228.82 = 3,103.66/x
  3. Step 3: Cross multiply
    7,483.18x = 11,228.82 × 3,103.66
  4. Step 4: Simplify right side
    7,483.18x = 34,850,439.48
  5. Step 5: Solve for x
    x = 34,850,439.48/7,483.18
  6. Step 6: Final answer
    x = 4,657.17

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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.