Home / 3,096.24-4,269.96-1,916.88

Finding the Fourth Proportional to 3,096.24, 4,269.96 and 1,916.88

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Solution

The fourth proportional to 3,096.24, 4,269.96 and 1,916.88 is: 2,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.24 : 4,269.96 = 1,916.88 : x
  2. Step 2: Convert to fraction form
    3,096.24/4,269.96 = 1,916.88/x
  3. Step 3: Cross multiply
    3,096.24x = 4,269.96 × 1,916.88
  4. Step 4: Simplify right side
    3,096.24x = 8,185,000.92
  5. Step 5: Solve for x
    x = 8,185,000.92/3,096.24
  6. Step 6: Final answer
    x = 2,643.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.