Home / 2,134.24-2,944.08-1,295.20

Finding the Fourth Proportional to 2,134.24, 2,944.08 and 1,295.20

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Solution

The fourth proportional to 2,134.24, 2,944.08 and 1,295.20 is: 1,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.24 : 2,944.08 = 1,295.20 : x
  2. Step 2: Convert to fraction form
    2,134.24/2,944.08 = 1,295.20/x
  3. Step 3: Cross multiply
    2,134.24x = 2,944.08 × 1,295.20
  4. Step 4: Simplify right side
    2,134.24x = 3,813,172.42
  5. Step 5: Solve for x
    x = 3,813,172.42/2,134.24
  6. Step 6: Final answer
    x = 1,786.67

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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.