Home / 2,306.40-3,183.54-1,362.12

Finding the Fourth Proportional to 2,306.40, 3,183.54 and 1,362.12

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Solution

The fourth proportional to 2,306.40, 3,183.54 and 1,362.12 is: 1,880.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.40 : 3,183.54 = 1,362.12 : x
  2. Step 2: Convert to fraction form
    2,306.40/3,183.54 = 1,362.12/x
  3. Step 3: Cross multiply
    2,306.40x = 3,183.54 × 1,362.12
  4. Step 4: Simplify right side
    2,306.40x = 4,336,363.50
  5. Step 5: Solve for x
    x = 4,336,363.50/2,306.40
  6. Step 6: Final answer
    x = 1,880.14

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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.