Home / 5,870.44-8,102.28-3,512.08

Finding the Fourth Proportional to 5,870.44, 8,102.28 and 3,512.08

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Solution

The fourth proportional to 5,870.44, 8,102.28 and 3,512.08 is: 4,847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.44 : 8,102.28 = 3,512.08 : x
  2. Step 2: Convert to fraction form
    5,870.44/8,102.28 = 3,512.08/x
  3. Step 3: Cross multiply
    5,870.44x = 8,102.28 × 3,512.08
  4. Step 4: Simplify right side
    5,870.44x = 28,455,855.54
  5. Step 5: Solve for x
    x = 28,455,855.54/5,870.44
  6. Step 6: Final answer
    x = 4,847.31

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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.