Home / 5,786.10-8,671.59-2,621.22

Finding the Fourth Proportional to 5,786.10, 8,671.59 and 2,621.22

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Solution

The fourth proportional to 5,786.10, 8,671.59 and 2,621.22 is: 3,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.10 : 8,671.59 = 2,621.22 : x
  2. Step 2: Convert to fraction form
    5,786.10/8,671.59 = 2,621.22/x
  3. Step 3: Cross multiply
    5,786.10x = 8,671.59 × 2,621.22
  4. Step 4: Simplify right side
    5,786.10x = 22,730,145.14
  5. Step 5: Solve for x
    x = 22,730,145.14/5,786.10
  6. Step 6: Final answer
    x = 3,928.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.