Home / 5,400.07-8,100.22-1,451.33

Finding the Fourth Proportional to 5,400.07, 8,100.22 and 1,451.33

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Solution

The fourth proportional to 5,400.07, 8,100.22 and 1,451.33 is: 2,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.07 : 8,100.22 = 1,451.33 : x
  2. Step 2: Convert to fraction form
    5,400.07/8,100.22 = 1,451.33/x
  3. Step 3: Cross multiply
    5,400.07x = 8,100.22 × 1,451.33
  4. Step 4: Simplify right side
    5,400.07x = 11,756,051.79
  5. Step 5: Solve for x
    x = 11,756,051.79/5,400.07
  6. Step 6: Final answer
    x = 2,177.02

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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.