Home / 7,218.09-10,826.42-4,893.03

Finding the Fourth Proportional to 7,218.09, 10,826.42 and 4,893.03

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Solution

The fourth proportional to 7,218.09, 10,826.42 and 4,893.03 is: 7,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.09 : 10,826.42 = 4,893.03 : x
  2. Step 2: Convert to fraction form
    7,218.09/10,826.42 = 4,893.03/x
  3. Step 3: Cross multiply
    7,218.09x = 10,826.42 × 4,893.03
  4. Step 4: Simplify right side
    7,218.09x = 52,973,997.85
  5. Step 5: Solve for x
    x = 52,973,997.85/7,218.09
  6. Step 6: Final answer
    x = 7,339.06

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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.