Home / 8,144.80-11,239.76-4,608.02

Finding the Fourth Proportional to 8,144.80, 11,239.76 and 4,608.02

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Solution

The fourth proportional to 8,144.80, 11,239.76 and 4,608.02 is: 6,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.80 : 11,239.76 = 4,608.02 : x
  2. Step 2: Convert to fraction form
    8,144.80/11,239.76 = 4,608.02/x
  3. Step 3: Cross multiply
    8,144.80x = 11,239.76 × 4,608.02
  4. Step 4: Simplify right side
    8,144.80x = 51,793,038.88
  5. Step 5: Solve for x
    x = 51,793,038.88/8,144.80
  6. Step 6: Final answer
    x = 6,359.03

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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.