Home / 2,917.48-4,026.27-1,591.15

Finding the Fourth Proportional to 2,917.48, 4,026.27 and 1,591.15

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Solution

The fourth proportional to 2,917.48, 4,026.27 and 1,591.15 is: 2,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.48 : 4,026.27 = 1,591.15 : x
  2. Step 2: Convert to fraction form
    2,917.48/4,026.27 = 1,591.15/x
  3. Step 3: Cross multiply
    2,917.48x = 4,026.27 × 1,591.15
  4. Step 4: Simplify right side
    2,917.48x = 6,406,399.51
  5. Step 5: Solve for x
    x = 6,406,399.51/2,917.48
  6. Step 6: Final answer
    x = 2,195.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.