Home / 3,296.90-4,549.76-1,804.79

Finding the Fourth Proportional to 3,296.90, 4,549.76 and 1,804.79

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Solution

The fourth proportional to 3,296.90, 4,549.76 and 1,804.79 is: 2,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.90 : 4,549.76 = 1,804.79 : x
  2. Step 2: Convert to fraction form
    3,296.90/4,549.76 = 1,804.79/x
  3. Step 3: Cross multiply
    3,296.90x = 4,549.76 × 1,804.79
  4. Step 4: Simplify right side
    3,296.90x = 8,211,329.58
  5. Step 5: Solve for x
    x = 8,211,329.58/3,296.90
  6. Step 6: Final answer
    x = 2,490.63

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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.