Home / 2,299.58-3,173.44-1,304.86

Finding the Fourth Proportional to 2,299.58, 3,173.44 and 1,304.86

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Solution

The fourth proportional to 2,299.58, 3,173.44 and 1,304.86 is: 1,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.58 : 3,173.44 = 1,304.86 : x
  2. Step 2: Convert to fraction form
    2,299.58/3,173.44 = 1,304.86/x
  3. Step 3: Cross multiply
    2,299.58x = 3,173.44 × 1,304.86
  4. Step 4: Simplify right side
    2,299.58x = 4,140,894.92
  5. Step 5: Solve for x
    x = 4,140,894.92/2,299.58
  6. Step 6: Final answer
    x = 1,800.72

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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.