Home / 4,668.08-6,441.80-2,678.61

Finding the Fourth Proportional to 4,668.08, 6,441.80 and 2,678.61

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Solution

The fourth proportional to 4,668.08, 6,441.80 and 2,678.61 is: 3,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.08 : 6,441.80 = 2,678.61 : x
  2. Step 2: Convert to fraction form
    4,668.08/6,441.80 = 2,678.61/x
  3. Step 3: Cross multiply
    4,668.08x = 6,441.80 × 2,678.61
  4. Step 4: Simplify right side
    4,668.08x = 17,255,037.69
  5. Step 5: Solve for x
    x = 17,255,037.69/4,668.08
  6. Step 6: Final answer
    x = 3,696.39

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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.