Home / 2,769.32-4,155.06-2,583.56

Finding the Fourth Proportional to 2,769.32, 4,155.06 and 2,583.56

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Solution

The fourth proportional to 2,769.32, 4,155.06 and 2,583.56 is: 3,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.32 : 4,155.06 = 2,583.56 : x
  2. Step 2: Convert to fraction form
    2,769.32/4,155.06 = 2,583.56/x
  3. Step 3: Cross multiply
    2,769.32x = 4,155.06 × 2,583.56
  4. Step 4: Simplify right side
    2,769.32x = 10,734,846.81
  5. Step 5: Solve for x
    x = 10,734,846.81/2,769.32
  6. Step 6: Final answer
    x = 3,876.35

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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.