Home / 4,705.72-7,061.91-1,934.92

Finding the Fourth Proportional to 4,705.72, 7,061.91 and 1,934.92

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Solution

The fourth proportional to 4,705.72, 7,061.91 and 1,934.92 is: 2,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.72 : 7,061.91 = 1,934.92 : x
  2. Step 2: Convert to fraction form
    4,705.72/7,061.91 = 1,934.92/x
  3. Step 3: Cross multiply
    4,705.72x = 7,061.91 × 1,934.92
  4. Step 4: Simplify right side
    4,705.72x = 13,664,195.59
  5. Step 5: Solve for x
    x = 13,664,195.59/4,705.72
  6. Step 6: Final answer
    x = 2,903.74

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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.