Home / 8,858.61-13,288.67-2,284.74

Finding the Fourth Proportional to 8,858.61, 13,288.67 and 2,284.74

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Solution

The fourth proportional to 8,858.61, 13,288.67 and 2,284.74 is: 3,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.61 : 13,288.67 = 2,284.74 : x
  2. Step 2: Convert to fraction form
    8,858.61/13,288.67 = 2,284.74/x
  3. Step 3: Cross multiply
    8,858.61x = 13,288.67 × 2,284.74
  4. Step 4: Simplify right side
    8,858.61x = 30,361,155.90
  5. Step 5: Solve for x
    x = 30,361,155.90/8,858.61
  6. Step 6: Final answer
    x = 3,427.30

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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.