Home / 2,357.08-3,535.66-1,917.84

Finding the Fourth Proportional to 2,357.08, 3,535.66 and 1,917.84

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Solution

The fourth proportional to 2,357.08, 3,535.66 and 1,917.84 is: 2,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.08 : 3,535.66 = 1,917.84 : x
  2. Step 2: Convert to fraction form
    2,357.08/3,535.66 = 1,917.84/x
  3. Step 3: Cross multiply
    2,357.08x = 3,535.66 × 1,917.84
  4. Step 4: Simplify right side
    2,357.08x = 6,780,830.17
  5. Step 5: Solve for x
    x = 6,780,830.17/2,357.08
  6. Step 6: Final answer
    x = 2,876.79

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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.