Home / 2,317.27-3,475.90-1,085.54

Finding the Fourth Proportional to 2,317.27, 3,475.90 and 1,085.54

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Solution

The fourth proportional to 2,317.27, 3,475.90 and 1,085.54 is: 1,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.27 : 3,475.90 = 1,085.54 : x
  2. Step 2: Convert to fraction form
    2,317.27/3,475.90 = 1,085.54/x
  3. Step 3: Cross multiply
    2,317.27x = 3,475.90 × 1,085.54
  4. Step 4: Simplify right side
    2,317.27x = 3,773,228.49
  5. Step 5: Solve for x
    x = 3,773,228.49/2,317.27
  6. Step 6: Final answer
    x = 1,628.31

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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.