Home / 3,313.93-4,573.35-1,821.97

Finding the Fourth Proportional to 3,313.93, 4,573.35 and 1,821.97

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Solution

The fourth proportional to 3,313.93, 4,573.35 and 1,821.97 is: 2,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.93 : 4,573.35 = 1,821.97 : x
  2. Step 2: Convert to fraction form
    3,313.93/4,573.35 = 1,821.97/x
  3. Step 3: Cross multiply
    3,313.93x = 4,573.35 × 1,821.97
  4. Step 4: Simplify right side
    3,313.93x = 8,332,506.50
  5. Step 5: Solve for x
    x = 8,332,506.50/3,313.93
  6. Step 6: Final answer
    x = 2,514.39

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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.