Home / 5,873.58-8,105.47-3,220.98

Finding the Fourth Proportional to 5,873.58, 8,105.47 and 3,220.98

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Solution

The fourth proportional to 5,873.58, 8,105.47 and 3,220.98 is: 4,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.58 : 8,105.47 = 3,220.98 : x
  2. Step 2: Convert to fraction form
    5,873.58/8,105.47 = 3,220.98/x
  3. Step 3: Cross multiply
    5,873.58x = 8,105.47 × 3,220.98
  4. Step 4: Simplify right side
    5,873.58x = 26,107,556.76
  5. Step 5: Solve for x
    x = 26,107,556.76/5,873.58
  6. Step 6: Final answer
    x = 4,444.91

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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.