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Finding the Fourth Proportional to 3,296.39, 4,549.02 and 1,804.40

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Solution

The fourth proportional to 3,296.39, 4,549.02 and 1,804.40 is: 2,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.39 : 4,549.02 = 1,804.40 : x
  2. Step 2: Convert to fraction form
    3,296.39/4,549.02 = 1,804.40/x
  3. Step 3: Cross multiply
    3,296.39x = 4,549.02 × 1,804.40
  4. Step 4: Simplify right side
    3,296.39x = 8,208,255.78
  5. Step 5: Solve for x
    x = 8,208,255.78/3,296.39
  6. Step 6: Final answer
    x = 2,490.08

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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.