Home / 8,485.09-12,722.52-3,804.25

Finding the Fourth Proportional to 8,485.09, 12,722.52 and 3,804.25

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Solution

The fourth proportional to 8,485.09, 12,722.52 and 3,804.25 is: 5,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485.09 : 12,722.52 = 3,804.25 : x
  2. Step 2: Convert to fraction form
    8,485.09/12,722.52 = 3,804.25/x
  3. Step 3: Cross multiply
    8,485.09x = 12,722.52 × 3,804.25
  4. Step 4: Simplify right side
    8,485.09x = 48,399,655.48
  5. Step 5: Solve for x
    x = 48,399,655.48/8,485.09
  6. Step 6: Final answer
    x = 5,704.08

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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.