Home / 2,322.64-3,207.91-1,529.51

Finding the Fourth Proportional to 2,322.64, 3,207.91 and 1,529.51

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Solution

The fourth proportional to 2,322.64, 3,207.91 and 1,529.51 is: 2,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.64 : 3,207.91 = 1,529.51 : x
  2. Step 2: Convert to fraction form
    2,322.64/3,207.91 = 1,529.51/x
  3. Step 3: Cross multiply
    2,322.64x = 3,207.91 × 1,529.51
  4. Step 4: Simplify right side
    2,322.64x = 4,906,534.62
  5. Step 5: Solve for x
    x = 4,906,534.62/2,322.64
  6. Step 6: Final answer
    x = 2,112.48

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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.