Home / 3,269.34-4,905.18-1,515.18

Finding the Fourth Proportional to 3,269.34, 4,905.18 and 1,515.18

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Solution

The fourth proportional to 3,269.34, 4,905.18 and 1,515.18 is: 2,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.34 : 4,905.18 = 1,515.18 : x
  2. Step 2: Convert to fraction form
    3,269.34/4,905.18 = 1,515.18/x
  3. Step 3: Cross multiply
    3,269.34x = 4,905.18 × 1,515.18
  4. Step 4: Simplify right side
    3,269.34x = 7,432,230.63
  5. Step 5: Solve for x
    x = 7,432,230.63/3,269.34
  6. Step 6: Final answer
    x = 2,273.31

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1.5x scale

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.