Home / 6,289.07-9,434.97-1,906.87

Finding the Fourth Proportional to 6,289.07, 9,434.97 and 1,906.87

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Solution

The fourth proportional to 6,289.07, 9,434.97 and 1,906.87 is: 2,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.07 : 9,434.97 = 1,906.87 : x
  2. Step 2: Convert to fraction form
    6,289.07/9,434.97 = 1,906.87/x
  3. Step 3: Cross multiply
    6,289.07x = 9,434.97 × 1,906.87
  4. Step 4: Simplify right side
    6,289.07x = 17,991,261.24
  5. Step 5: Solve for x
    x = 17,991,261.24/6,289.07
  6. Step 6: Final answer
    x = 2,860.72

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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.