Home / 8,235.68-11,365.09-4,458.81

Finding the Fourth Proportional to 8,235.68, 11,365.09 and 4,458.81

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Solution

The fourth proportional to 8,235.68, 11,365.09 and 4,458.81 is: 6,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.68 : 11,365.09 = 4,458.81 : x
  2. Step 2: Convert to fraction form
    8,235.68/11,365.09 = 4,458.81/x
  3. Step 3: Cross multiply
    8,235.68x = 11,365.09 × 4,458.81
  4. Step 4: Simplify right side
    8,235.68x = 50,674,790.25
  5. Step 5: Solve for x
    x = 50,674,790.25/8,235.68
  6. Step 6: Final answer
    x = 6,153.08

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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.