Home / 8,148.08-11,242.09-4,611.22

Finding the Fourth Proportional to 8,148.08, 11,242.09 and 4,611.22

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Solution

The fourth proportional to 8,148.08, 11,242.09 and 4,611.22 is: 6,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.08 : 11,242.09 = 4,611.22 : x
  2. Step 2: Convert to fraction form
    8,148.08/11,242.09 = 4,611.22/x
  3. Step 3: Cross multiply
    8,148.08x = 11,242.09 × 4,611.22
  4. Step 4: Simplify right side
    8,148.08x = 51,839,670.98
  5. Step 5: Solve for x
    x = 51,839,670.98/8,148.08
  6. Step 6: Final answer
    x = 6,362.19

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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.