Home / 9,251.12-12,763.42-5,269.41

Finding the Fourth Proportional to 9,251.12, 12,763.42 and 5,269.41

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Solution

The fourth proportional to 9,251.12, 12,763.42 and 5,269.41 is: 7,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.12 : 12,763.42 = 5,269.41 : x
  2. Step 2: Convert to fraction form
    9,251.12/12,763.42 = 5,269.41/x
  3. Step 3: Cross multiply
    9,251.12x = 12,763.42 × 5,269.41
  4. Step 4: Simplify right side
    9,251.12x = 67,255,692.98
  5. Step 5: Solve for x
    x = 67,255,692.98/9,251.12
  6. Step 6: Final answer
    x = 7,270.01

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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.