Home / 3,314.24-4,971.33-1,577.60

Finding the Fourth Proportional to 3,314.24, 4,971.33 and 1,577.60

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Solution

The fourth proportional to 3,314.24, 4,971.33 and 1,577.60 is: 2,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.24 : 4,971.33 = 1,577.60 : x
  2. Step 2: Convert to fraction form
    3,314.24/4,971.33 = 1,577.60/x
  3. Step 3: Cross multiply
    3,314.24x = 4,971.33 × 1,577.60
  4. Step 4: Simplify right side
    3,314.24x = 7,842,770.21
  5. Step 5: Solve for x
    x = 7,842,770.21/3,314.24
  6. Step 6: Final answer
    x = 2,366.39

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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.