Home / 11,022.12-15,210.38-6,176.88

Finding the Fourth Proportional to 11,022.12, 15,210.38 and 6,176.88

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Solution

The fourth proportional to 11,022.12, 15,210.38 and 6,176.88 is: 8,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.12 : 15,210.38 = 6,176.88 : x
  2. Step 2: Convert to fraction form
    11,022.12/15,210.38 = 6,176.88/x
  3. Step 3: Cross multiply
    11,022.12x = 15,210.38 × 6,176.88
  4. Step 4: Simplify right side
    11,022.12x = 93,952,692.01
  5. Step 5: Solve for x
    x = 93,952,692.01/11,022.12
  6. Step 6: Final answer
    x = 8,524.01

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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.