Home / 7,619.36-11,426.56-2,424.02

Finding the Fourth Proportional to 7,619.36, 11,426.56 and 2,424.02

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Solution

The fourth proportional to 7,619.36, 11,426.56 and 2,424.02 is: 3,635.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.36 : 11,426.56 = 2,424.02 : x
  2. Step 2: Convert to fraction form
    7,619.36/11,426.56 = 2,424.02/x
  3. Step 3: Cross multiply
    7,619.36x = 11,426.56 × 2,424.02
  4. Step 4: Simplify right side
    7,619.36x = 27,698,146.78
  5. Step 5: Solve for x
    x = 27,698,146.78/7,619.36
  6. Step 6: Final answer
    x = 3,635.24

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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.