Home / 1,926.33-2,889.50-465.48

Finding the Fourth Proportional to 1,926.33, 2,889.50 and 465.48

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Solution

The fourth proportional to 1,926.33, 2,889.50 and 465.48 is: 698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.33 : 2,889.50 = 465.48 : x
  2. Step 2: Convert to fraction form
    1,926.33/2,889.50 = 465.48/x
  3. Step 3: Cross multiply
    1,926.33x = 2,889.50 × 465.48
  4. Step 4: Simplify right side
    1,926.33x = 1,345,004.46
  5. Step 5: Solve for x
    x = 1,345,004.46/1,926.33
  6. Step 6: Final answer
    x = 698.22

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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.