Home / 5,629.16-8,442.78-2,341.37

Finding the Fourth Proportional to 5,629.16, 8,442.78 and 2,341.37

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Solution

The fourth proportional to 5,629.16, 8,442.78 and 2,341.37 is: 3,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.16 : 8,442.78 = 2,341.37 : x
  2. Step 2: Convert to fraction form
    5,629.16/8,442.78 = 2,341.37/x
  3. Step 3: Cross multiply
    5,629.16x = 8,442.78 × 2,341.37
  4. Step 4: Simplify right side
    5,629.16x = 19,767,629.59
  5. Step 5: Solve for x
    x = 19,767,629.59/5,629.16
  6. Step 6: Final answer
    x = 3,511.65

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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.