Home / 10,987.56-16,482.96-3,195.36

Finding the Fourth Proportional to 10,987.56, 16,482.96 and 3,195.36

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Solution

The fourth proportional to 10,987.56, 16,482.96 and 3,195.36 is: 4,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.56 : 16,482.96 = 3,195.36 : x
  2. Step 2: Convert to fraction form
    10,987.56/16,482.96 = 3,195.36/x
  3. Step 3: Cross multiply
    10,987.56x = 16,482.96 × 3,195.36
  4. Step 4: Simplify right side
    10,987.56x = 52,668,991.07
  5. Step 5: Solve for x
    x = 52,668,991.07/10,987.56
  6. Step 6: Final answer
    x = 4,793.51

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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.