Home / 5,579.33-7,696.58-3,309.35

Finding the Fourth Proportional to 5,579.33, 7,696.58 and 3,309.35

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Solution

The fourth proportional to 5,579.33, 7,696.58 and 3,309.35 is: 4,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.33 : 7,696.58 = 3,309.35 : x
  2. Step 2: Convert to fraction form
    5,579.33/7,696.58 = 3,309.35/x
  3. Step 3: Cross multiply
    5,579.33x = 7,696.58 × 3,309.35
  4. Step 4: Simplify right side
    5,579.33x = 25,470,679.72
  5. Step 5: Solve for x
    x = 25,470,679.72/5,579.33
  6. Step 6: Final answer
    x = 4,565.18

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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.