Home / 4,917.50-7,377.69-2,838.99

Finding the Fourth Proportional to 4,917.50, 7,377.69 and 2,838.99

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Solution

The fourth proportional to 4,917.50, 7,377.69 and 2,838.99 is: 4,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.50 : 7,377.69 = 2,838.99 : x
  2. Step 2: Convert to fraction form
    4,917.50/7,377.69 = 2,838.99/x
  3. Step 3: Cross multiply
    4,917.50x = 7,377.69 × 2,838.99
  4. Step 4: Simplify right side
    4,917.50x = 20,945,188.13
  5. Step 5: Solve for x
    x = 20,945,188.13/4,917.50
  6. Step 6: Final answer
    x = 4,259.32

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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.