Home / 2,917.58-4,374.29-1,355.92

Finding the Fourth Proportional to 2,917.58, 4,374.29 and 1,355.92

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Solution

The fourth proportional to 2,917.58, 4,374.29 and 1,355.92 is: 2,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.58 : 4,374.29 = 1,355.92 : x
  2. Step 2: Convert to fraction form
    2,917.58/4,374.29 = 1,355.92/x
  3. Step 3: Cross multiply
    2,917.58x = 4,374.29 × 1,355.92
  4. Step 4: Simplify right side
    2,917.58x = 5,931,179.75
  5. Step 5: Solve for x
    x = 5,931,179.75/2,917.58
  6. Step 6: Final answer
    x = 2,032.91

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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.