Home / 7,379.36-10,184.08-4,236.56

Finding the Fourth Proportional to 7,379.36, 10,184.08 and 4,236.56

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Solution

The fourth proportional to 7,379.36, 10,184.08 and 4,236.56 is: 5,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.36 : 10,184.08 = 4,236.56 : x
  2. Step 2: Convert to fraction form
    7,379.36/10,184.08 = 4,236.56/x
  3. Step 3: Cross multiply
    7,379.36x = 10,184.08 × 4,236.56
  4. Step 4: Simplify right side
    7,379.36x = 43,145,465.96
  5. Step 5: Solve for x
    x = 43,145,465.96/7,379.36
  6. Step 6: Final answer
    x = 5,846.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.