Home / 5,968.08-8,235.76-3,315.44

Finding the Fourth Proportional to 5,968.08, 8,235.76 and 3,315.44

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Solution

The fourth proportional to 5,968.08, 8,235.76 and 3,315.44 is: 4,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.08 : 8,235.76 = 3,315.44 : x
  2. Step 2: Convert to fraction form
    5,968.08/8,235.76 = 3,315.44/x
  3. Step 3: Cross multiply
    5,968.08x = 8,235.76 × 3,315.44
  4. Step 4: Simplify right side
    5,968.08x = 27,305,168.13
  5. Step 5: Solve for x
    x = 27,305,168.13/5,968.08
  6. Step 6: Final answer
    x = 4,575.20

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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.