Home / 2,470.37-3,705.35-1,299.92

Finding the Fourth Proportional to 2,470.37, 3,705.35 and 1,299.92

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Solution

The fourth proportional to 2,470.37, 3,705.35 and 1,299.92 is: 1,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.37 : 3,705.35 = 1,299.92 : x
  2. Step 2: Convert to fraction form
    2,470.37/3,705.35 = 1,299.92/x
  3. Step 3: Cross multiply
    2,470.37x = 3,705.35 × 1,299.92
  4. Step 4: Simplify right side
    2,470.37x = 4,816,633.55
  5. Step 5: Solve for x
    x = 4,816,633.55/2,470.37
  6. Step 6: Final answer
    x = 1,949.77

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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.