Home / 3,518.74-4,852.65-3,021.22

Finding the Fourth Proportional to 3,518.74, 4,852.65 and 3,021.22

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Solution

The fourth proportional to 3,518.74, 4,852.65 and 3,021.22 is: 4,166.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.74 : 4,852.65 = 3,021.22 : x
  2. Step 2: Convert to fraction form
    3,518.74/4,852.65 = 3,021.22/x
  3. Step 3: Cross multiply
    3,518.74x = 4,852.65 × 3,021.22
  4. Step 4: Simplify right side
    3,518.74x = 14,660,923.23
  5. Step 5: Solve for x
    x = 14,660,923.23/3,518.74
  6. Step 6: Final answer
    x = 4,166.53

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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.