Home / 10,987.55-16,482.96-3,195.35

Finding the Fourth Proportional to 10,987.55, 16,482.96 and 3,195.35

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Solution

The fourth proportional to 10,987.55, 16,482.96 and 3,195.35 is: 4,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.55 : 16,482.96 = 3,195.35 : x
  2. Step 2: Convert to fraction form
    10,987.55/16,482.96 = 3,195.35/x
  3. Step 3: Cross multiply
    10,987.55x = 16,482.96 × 3,195.35
  4. Step 4: Simplify right side
    10,987.55x = 52,668,743.82
  5. Step 5: Solve for x
    x = 52,668,743.82/10,987.55
  6. Step 6: Final answer
    x = 4,793.50

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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.