Home / 8,884.87-12,257.25-5,692.45

Finding the Fourth Proportional to 8,884.87, 12,257.25 and 5,692.45

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Solution

The fourth proportional to 8,884.87, 12,257.25 and 5,692.45 is: 7,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.87 : 12,257.25 = 5,692.45 : x
  2. Step 2: Convert to fraction form
    8,884.87/12,257.25 = 5,692.45/x
  3. Step 3: Cross multiply
    8,884.87x = 12,257.25 × 5,692.45
  4. Step 4: Simplify right side
    8,884.87x = 69,773,782.76
  5. Step 5: Solve for x
    x = 69,773,782.76/8,884.87
  6. Step 6: Final answer
    x = 7,853.10

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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.