Home / 5,946.47-8,919.36-1,786.39

Finding the Fourth Proportional to 5,946.47, 8,919.36 and 1,786.39

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Solution

The fourth proportional to 5,946.47, 8,919.36 and 1,786.39 is: 2,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.47 : 8,919.36 = 1,786.39 : x
  2. Step 2: Convert to fraction form
    5,946.47/8,919.36 = 1,786.39/x
  3. Step 3: Cross multiply
    5,946.47x = 8,919.36 × 1,786.39
  4. Step 4: Simplify right side
    5,946.47x = 15,933,433.21
  5. Step 5: Solve for x
    x = 15,933,433.21/5,946.47
  6. Step 6: Final answer
    x = 2,679.48

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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.