Home / 1,464.24-2,020.62-801.07

Finding the Fourth Proportional to 1,464.24, 2,020.62 and 801.07

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Solution

The fourth proportional to 1,464.24, 2,020.62 and 801.07 is: 1,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.24 : 2,020.62 = 801.07 : x
  2. Step 2: Convert to fraction form
    1,464.24/2,020.62 = 801.07/x
  3. Step 3: Cross multiply
    1,464.24x = 2,020.62 × 801.07
  4. Step 4: Simplify right side
    1,464.24x = 1,618,658.06
  5. Step 5: Solve for x
    x = 1,618,658.06/1,464.24
  6. Step 6: Final answer
    x = 1,105.46

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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.