Home / 5,629.40-8,442.73-2,342.52

Finding the Fourth Proportional to 5,629.40, 8,442.73 and 2,342.52

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Solution

The fourth proportional to 5,629.40, 8,442.73 and 2,342.52 is: 3,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.40 : 8,442.73 = 2,342.52 : x
  2. Step 2: Convert to fraction form
    5,629.40/8,442.73 = 2,342.52/x
  3. Step 3: Cross multiply
    5,629.40x = 8,442.73 × 2,342.52
  4. Step 4: Simplify right side
    5,629.40x = 19,777,266.81
  5. Step 5: Solve for x
    x = 19,777,266.81/5,629.40
  6. Step 6: Final answer
    x = 3,513.21

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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.