Home / 3,315.92-4,575.97-1,823.86

Finding the Fourth Proportional to 3,315.92, 4,575.97 and 1,823.86

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Solution

The fourth proportional to 3,315.92, 4,575.97 and 1,823.86 is: 2,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.92 : 4,575.97 = 1,823.86 : x
  2. Step 2: Convert to fraction form
    3,315.92/4,575.97 = 1,823.86/x
  3. Step 3: Cross multiply
    3,315.92x = 4,575.97 × 1,823.86
  4. Step 4: Simplify right side
    3,315.92x = 8,345,928.64
  5. Step 5: Solve for x
    x = 8,345,928.64/3,315.92
  6. Step 6: Final answer
    x = 2,516.93

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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.