Home / 6,147.35-9,204.63-3,219.51

Finding the Fourth Proportional to 6,147.35, 9,204.63 and 3,219.51

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Solution

The fourth proportional to 6,147.35, 9,204.63 and 3,219.51 is: 4,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.35 : 9,204.63 = 3,219.51 : x
  2. Step 2: Convert to fraction form
    6,147.35/9,204.63 = 3,219.51/x
  3. Step 3: Cross multiply
    6,147.35x = 9,204.63 × 3,219.51
  4. Step 4: Simplify right side
    6,147.35x = 29,634,398.33
  5. Step 5: Solve for x
    x = 29,634,398.33/6,147.35
  6. Step 6: Final answer
    x = 4,820.68

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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.