Home / 10,245.14-15,365.04-3,670.37

Finding the Fourth Proportional to 10,245.14, 15,365.04 and 3,670.37

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Solution

The fourth proportional to 10,245.14, 15,365.04 and 3,670.37 is: 5,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.14 : 15,365.04 = 3,670.37 : x
  2. Step 2: Convert to fraction form
    10,245.14/15,365.04 = 3,670.37/x
  3. Step 3: Cross multiply
    10,245.14x = 15,365.04 × 3,670.37
  4. Step 4: Simplify right side
    10,245.14x = 56,395,381.86
  5. Step 5: Solve for x
    x = 56,395,381.86/10,245.14
  6. Step 6: Final answer
    x = 5,504.60

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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.