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Finding the Fourth Proportional to 3,567.95, 5,352.60 and 1,346.66

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Solution

The fourth proportional to 3,567.95, 5,352.60 and 1,346.66 is: 2,020.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.95 : 5,352.60 = 1,346.66 : x
  2. Step 2: Convert to fraction form
    3,567.95/5,352.60 = 1,346.66/x
  3. Step 3: Cross multiply
    3,567.95x = 5,352.60 × 1,346.66
  4. Step 4: Simplify right side
    3,567.95x = 7,208,132.32
  5. Step 5: Solve for x
    x = 7,208,132.32/3,567.95
  6. Step 6: Final answer
    x = 2,020.24

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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.