Home / 4,804.21-7,209.57-1,684.19

Finding the Fourth Proportional to 4,804.21, 7,209.57 and 1,684.19

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Solution

The fourth proportional to 4,804.21, 7,209.57 and 1,684.19 is: 2,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.21 : 7,209.57 = 1,684.19 : x
  2. Step 2: Convert to fraction form
    4,804.21/7,209.57 = 1,684.19/x
  3. Step 3: Cross multiply
    4,804.21x = 7,209.57 × 1,684.19
  4. Step 4: Simplify right side
    4,804.21x = 12,142,310.04
  5. Step 5: Solve for x
    x = 12,142,310.04/4,804.21
  6. Step 6: Final answer
    x = 2,527.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.