Home / 4,790.92-6,611.78-2,902.69

Finding the Fourth Proportional to 4,790.92, 6,611.78 and 2,902.69

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Solution

The fourth proportional to 4,790.92, 6,611.78 and 2,902.69 is: 4,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.92 : 6,611.78 = 2,902.69 : x
  2. Step 2: Convert to fraction form
    4,790.92/6,611.78 = 2,902.69/x
  3. Step 3: Cross multiply
    4,790.92x = 6,611.78 × 2,902.69
  4. Step 4: Simplify right side
    4,790.92x = 19,191,909.69
  5. Step 5: Solve for x
    x = 19,191,909.69/4,790.92
  6. Step 6: Final answer
    x = 4,005.89

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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.