Home / 2,617.90-3,927.42-1,302.37

Finding the Fourth Proportional to 2,617.90, 3,927.42 and 1,302.37

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Solution

The fourth proportional to 2,617.90, 3,927.42 and 1,302.37 is: 1,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.90 : 3,927.42 = 1,302.37 : x
  2. Step 2: Convert to fraction form
    2,617.90/3,927.42 = 1,302.37/x
  3. Step 3: Cross multiply
    2,617.90x = 3,927.42 × 1,302.37
  4. Step 4: Simplify right side
    2,617.90x = 5,114,953.99
  5. Step 5: Solve for x
    x = 5,114,953.99/2,617.90
  6. Step 6: Final answer
    x = 1,953.84

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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.