Home / 4,695.03-6,479.85-2,678.43

Finding the Fourth Proportional to 4,695.03, 6,479.85 and 2,678.43

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Solution

The fourth proportional to 4,695.03, 6,479.85 and 2,678.43 is: 3,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.03 : 6,479.85 = 2,678.43 : x
  2. Step 2: Convert to fraction form
    4,695.03/6,479.85 = 2,678.43/x
  3. Step 3: Cross multiply
    4,695.03x = 6,479.85 × 2,678.43
  4. Step 4: Simplify right side
    4,695.03x = 17,355,811.24
  5. Step 5: Solve for x
    x = 17,355,811.24/4,695.03
  6. Step 6: Final answer
    x = 3,696.64

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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.