Home / 2,424.12-3,342.06-1,724.28

Finding the Fourth Proportional to 2,424.12, 3,342.06 and 1,724.28

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Solution

The fourth proportional to 2,424.12, 3,342.06 and 1,724.28 is: 2,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.12 : 3,342.06 = 1,724.28 : x
  2. Step 2: Convert to fraction form
    2,424.12/3,342.06 = 1,724.28/x
  3. Step 3: Cross multiply
    2,424.12x = 3,342.06 × 1,724.28
  4. Step 4: Simplify right side
    2,424.12x = 5,762,647.22
  5. Step 5: Solve for x
    x = 5,762,647.22/2,424.12
  6. Step 6: Final answer
    x = 2,377.21

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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.