Home / 5,739.24-7,916.79-3,611.41

Finding the Fourth Proportional to 5,739.24, 7,916.79 and 3,611.41

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Solution

The fourth proportional to 5,739.24, 7,916.79 and 3,611.41 is: 4,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.24 : 7,916.79 = 3,611.41 : x
  2. Step 2: Convert to fraction form
    5,739.24/7,916.79 = 3,611.41/x
  3. Step 3: Cross multiply
    5,739.24x = 7,916.79 × 3,611.41
  4. Step 4: Simplify right side
    5,739.24x = 28,590,774.57
  5. Step 5: Solve for x
    x = 28,590,774.57/5,739.24
  6. Step 6: Final answer
    x = 4,981.64

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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.