Home / 1,719.03-2,372.24-933.07

Finding the Fourth Proportional to 1,719.03, 2,372.24 and 933.07

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Solution

The fourth proportional to 1,719.03, 2,372.24 and 933.07 is: 1,287.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.03 : 2,372.24 = 933.07 : x
  2. Step 2: Convert to fraction form
    1,719.03/2,372.24 = 933.07/x
  3. Step 3: Cross multiply
    1,719.03x = 2,372.24 × 933.07
  4. Step 4: Simplify right side
    1,719.03x = 2,213,465.98
  5. Step 5: Solve for x
    x = 2,213,465.98/1,719.03
  6. Step 6: Final answer
    x = 1,287.62

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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.