Home / 4,123.10-6,183.45-2,275.10

Finding the Fourth Proportional to 4,123.10, 6,183.45 and 2,275.10

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Solution

The fourth proportional to 4,123.10, 6,183.45 and 2,275.10 is: 3,411.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.10 : 6,183.45 = 2,275.10 : x
  2. Step 2: Convert to fraction form
    4,123.10/6,183.45 = 2,275.10/x
  3. Step 3: Cross multiply
    4,123.10x = 6,183.45 × 2,275.10
  4. Step 4: Simplify right side
    4,123.10x = 14,067,967.10
  5. Step 5: Solve for x
    x = 14,067,967.10/4,123.10
  6. Step 6: Final answer
    x = 3,411.99

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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.