Home / 4,678.08-6,458.09-2,910.26

Finding the Fourth Proportional to 4,678.08, 6,458.09 and 2,910.26

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Solution

The fourth proportional to 4,678.08, 6,458.09 and 2,910.26 is: 4,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.08 : 6,458.09 = 2,910.26 : x
  2. Step 2: Convert to fraction form
    4,678.08/6,458.09 = 2,910.26/x
  3. Step 3: Cross multiply
    4,678.08x = 6,458.09 × 2,910.26
  4. Step 4: Simplify right side
    4,678.08x = 18,794,721.00
  5. Step 5: Solve for x
    x = 18,794,721.00/4,678.08
  6. Step 6: Final answer
    x = 4,017.61

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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.