Home / 10,367.55-15,551.53-5,446.80

Finding the Fourth Proportional to 10,367.55, 15,551.53 and 5,446.80

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Solution

The fourth proportional to 10,367.55, 15,551.53 and 5,446.80 is: 8,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.55 : 15,551.53 = 5,446.80 : x
  2. Step 2: Convert to fraction form
    10,367.55/15,551.53 = 5,446.80/x
  3. Step 3: Cross multiply
    10,367.55x = 15,551.53 × 5,446.80
  4. Step 4: Simplify right side
    10,367.55x = 84,706,059.99
  5. Step 5: Solve for x
    x = 84,706,059.99/10,367.55
  6. Step 6: Final answer
    x = 8,170.31

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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.