Home / 2,931.88-4,397.96-1,632.37

Finding the Fourth Proportional to 2,931.88, 4,397.96 and 1,632.37

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Solution

The fourth proportional to 2,931.88, 4,397.96 and 1,632.37 is: 2,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.88 : 4,397.96 = 1,632.37 : x
  2. Step 2: Convert to fraction form
    2,931.88/4,397.96 = 1,632.37/x
  3. Step 3: Cross multiply
    2,931.88x = 4,397.96 × 1,632.37
  4. Step 4: Simplify right side
    2,931.88x = 7,179,097.97
  5. Step 5: Solve for x
    x = 7,179,097.97/2,931.88
  6. Step 6: Final answer
    x = 2,448.63

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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.