Home / 5,858.07-8,785.72-2,158.29

Finding the Fourth Proportional to 5,858.07, 8,785.72 and 2,158.29

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Solution

The fourth proportional to 5,858.07, 8,785.72 and 2,158.29 is: 3,236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.07 : 8,785.72 = 2,158.29 : x
  2. Step 2: Convert to fraction form
    5,858.07/8,785.72 = 2,158.29/x
  3. Step 3: Cross multiply
    5,858.07x = 8,785.72 × 2,158.29
  4. Step 4: Simplify right side
    5,858.07x = 18,962,131.62
  5. Step 5: Solve for x
    x = 18,962,131.62/5,858.07
  6. Step 6: Final answer
    x = 3,236.92

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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.