Home / 10,995.30-16,505.10-6,074.55

Finding the Fourth Proportional to 10,995.30, 16,505.10 and 6,074.55

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Solution

The fourth proportional to 10,995.30, 16,505.10 and 6,074.55 is: 9,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.30 : 16,505.10 = 6,074.55 : x
  2. Step 2: Convert to fraction form
    10,995.30/16,505.10 = 6,074.55/x
  3. Step 3: Cross multiply
    10,995.30x = 16,505.10 × 6,074.55
  4. Step 4: Simplify right side
    10,995.30x = 100,261,055.21
  5. Step 5: Solve for x
    x = 100,261,055.21/10,995.30
  6. Step 6: Final answer
    x = 9,118.54

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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.