Home / 2,719.67-3,762.33-2,621.26

Finding the Fourth Proportional to 2,719.67, 3,762.33 and 2,621.26

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Solution

The fourth proportional to 2,719.67, 3,762.33 and 2,621.26 is: 3,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.67 : 3,762.33 = 2,621.26 : x
  2. Step 2: Convert to fraction form
    2,719.67/3,762.33 = 2,621.26/x
  3. Step 3: Cross multiply
    2,719.67x = 3,762.33 × 2,621.26
  4. Step 4: Simplify right side
    2,719.67x = 9,862,026.32
  5. Step 5: Solve for x
    x = 9,862,026.32/2,719.67
  6. Step 6: Final answer
    x = 3,626.18

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Why These Related Problems?

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