Home / 4,838.15-7,260.77-1,917.29

Finding the Fourth Proportional to 4,838.15, 7,260.77 and 1,917.29

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Solution

The fourth proportional to 4,838.15, 7,260.77 and 1,917.29 is: 2,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.15 : 7,260.77 = 1,917.29 : x
  2. Step 2: Convert to fraction form
    4,838.15/7,260.77 = 1,917.29/x
  3. Step 3: Cross multiply
    4,838.15x = 7,260.77 × 1,917.29
  4. Step 4: Simplify right side
    4,838.15x = 13,921,024.66
  5. Step 5: Solve for x
    x = 13,921,024.66/4,838.15
  6. Step 6: Final answer
    x = 2,877.34

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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.