Home / 6,543.37-9,026.87-3,889.27

Finding the Fourth Proportional to 6,543.37, 9,026.87 and 3,889.27

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Solution

The fourth proportional to 6,543.37, 9,026.87 and 3,889.27 is: 5,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.37 : 9,026.87 = 3,889.27 : x
  2. Step 2: Convert to fraction form
    6,543.37/9,026.87 = 3,889.27/x
  3. Step 3: Cross multiply
    6,543.37x = 9,026.87 × 3,889.27
  4. Step 4: Simplify right side
    6,543.37x = 35,107,934.68
  5. Step 5: Solve for x
    x = 35,107,934.68/6,543.37
  6. Step 6: Final answer
    x = 5,365.42

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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.