Home / 1,724.61-2,379.19-1,061.22

Finding the Fourth Proportional to 1,724.61, 2,379.19 and 1,061.22

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Solution

The fourth proportional to 1,724.61, 2,379.19 and 1,061.22 is: 1,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.61 : 2,379.19 = 1,061.22 : x
  2. Step 2: Convert to fraction form
    1,724.61/2,379.19 = 1,061.22/x
  3. Step 3: Cross multiply
    1,724.61x = 2,379.19 × 1,061.22
  4. Step 4: Simplify right side
    1,724.61x = 2,524,844.01
  5. Step 5: Solve for x
    x = 2,524,844.01/1,724.61
  6. Step 6: Final answer
    x = 1,464.01

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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.