Home / 1,464.23-2,020.62-801.08

Finding the Fourth Proportional to 1,464.23, 2,020.62 and 801.08

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Solution

The fourth proportional to 1,464.23, 2,020.62 and 801.08 is: 1,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.23 : 2,020.62 = 801.08 : x
  2. Step 2: Convert to fraction form
    1,464.23/2,020.62 = 801.08/x
  3. Step 3: Cross multiply
    1,464.23x = 2,020.62 × 801.08
  4. Step 4: Simplify right side
    1,464.23x = 1,618,678.27
  5. Step 5: Solve for x
    x = 1,618,678.27/1,464.23
  6. Step 6: Final answer
    x = 1,105.48

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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.