Home / 11,718.36-17,579.36-3,925.35

Finding the Fourth Proportional to 11,718.36, 17,579.36 and 3,925.35

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Solution

The fourth proportional to 11,718.36, 17,579.36 and 3,925.35 is: 5,888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.36 : 17,579.36 = 3,925.35 : x
  2. Step 2: Convert to fraction form
    11,718.36/17,579.36 = 3,925.35/x
  3. Step 3: Cross multiply
    11,718.36x = 17,579.36 × 3,925.35
  4. Step 4: Simplify right side
    11,718.36x = 69,005,150.59
  5. Step 5: Solve for x
    x = 69,005,150.59/11,718.36
  6. Step 6: Final answer
    x = 5,888.64

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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.