Home / 5,674.33-8,515.38-1,976.56

Finding the Fourth Proportional to 5,674.33, 8,515.38 and 1,976.56

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Solution

The fourth proportional to 5,674.33, 8,515.38 and 1,976.56 is: 2,966.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674.33 : 8,515.38 = 1,976.56 : x
  2. Step 2: Convert to fraction form
    5,674.33/8,515.38 = 1,976.56/x
  3. Step 3: Cross multiply
    5,674.33x = 8,515.38 × 1,976.56
  4. Step 4: Simplify right side
    5,674.33x = 16,831,159.49
  5. Step 5: Solve for x
    x = 16,831,159.49/5,674.33
  6. Step 6: Final answer
    x = 2,966.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.