Home / 6,608.00-9,116.54-4,218.06

Finding the Fourth Proportional to 6,608.00, 9,116.54 and 4,218.06

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Solution

The fourth proportional to 6,608.00, 9,116.54 and 4,218.06 is: 5,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.00 : 9,116.54 = 4,218.06 : x
  2. Step 2: Convert to fraction form
    6,608.00/9,116.54 = 4,218.06/x
  3. Step 3: Cross multiply
    6,608.00x = 9,116.54 × 4,218.06
  4. Step 4: Simplify right side
    6,608.00x = 38,454,124.53
  5. Step 5: Solve for x
    x = 38,454,124.53/6,608.00
  6. Step 6: Final answer
    x = 5,819.33

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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.