Home / 2,838.18-3,916.70-1,659.33

Finding the Fourth Proportional to 2,838.18, 3,916.70 and 1,659.33

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Solution

The fourth proportional to 2,838.18, 3,916.70 and 1,659.33 is: 2,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.18 : 3,916.70 = 1,659.33 : x
  2. Step 2: Convert to fraction form
    2,838.18/3,916.70 = 1,659.33/x
  3. Step 3: Cross multiply
    2,838.18x = 3,916.70 × 1,659.33
  4. Step 4: Simplify right side
    2,838.18x = 6,499,089.51
  5. Step 5: Solve for x
    x = 6,499,089.51/2,838.18
  6. Step 6: Final answer
    x = 2,289.88

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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.