Home / 7,484.92-11,230.60-3,103.36

Finding the Fourth Proportional to 7,484.92, 11,230.60 and 3,103.36

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Solution

The fourth proportional to 7,484.92, 11,230.60 and 3,103.36 is: 4,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.92 : 11,230.60 = 3,103.36 : x
  2. Step 2: Convert to fraction form
    7,484.92/11,230.60 = 3,103.36/x
  3. Step 3: Cross multiply
    7,484.92x = 11,230.60 × 3,103.36
  4. Step 4: Simplify right side
    7,484.92x = 34,852,594.82
  5. Step 5: Solve for x
    x = 34,852,594.82/7,484.92
  6. Step 6: Final answer
    x = 4,656.38

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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.