Home / 2,837.99-4,258.20-1,917.02

Finding the Fourth Proportional to 2,837.99, 4,258.20 and 1,917.02

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Solution

The fourth proportional to 2,837.99, 4,258.20 and 1,917.02 is: 2,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.99 : 4,258.20 = 1,917.02 : x
  2. Step 2: Convert to fraction form
    2,837.99/4,258.20 = 1,917.02/x
  3. Step 3: Cross multiply
    2,837.99x = 4,258.20 × 1,917.02
  4. Step 4: Simplify right side
    2,837.99x = 8,163,054.56
  5. Step 5: Solve for x
    x = 8,163,054.56/2,837.99
  6. Step 6: Final answer
    x = 2,876.35

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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.