Home / 4,808.94-6,640.83-3,538.86

Finding the Fourth Proportional to 4,808.94, 6,640.83 and 3,538.86

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Solution

The fourth proportional to 4,808.94, 6,640.83 and 3,538.86 is: 4,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.94 : 6,640.83 = 3,538.86 : x
  2. Step 2: Convert to fraction form
    4,808.94/6,640.83 = 3,538.86/x
  3. Step 3: Cross multiply
    4,808.94x = 6,640.83 × 3,538.86
  4. Step 4: Simplify right side
    4,808.94x = 23,500,967.65
  5. Step 5: Solve for x
    x = 23,500,967.65/4,808.94
  6. Step 6: Final answer
    x = 4,886.93

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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.