Home / 4,685.21-6,454.61-3,266.32

Finding the Fourth Proportional to 4,685.21, 6,454.61 and 3,266.32

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Solution

The fourth proportional to 4,685.21, 6,454.61 and 3,266.32 is: 4,499.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.21 : 6,454.61 = 3,266.32 : x
  2. Step 2: Convert to fraction form
    4,685.21/6,454.61 = 3,266.32/x
  3. Step 3: Cross multiply
    4,685.21x = 6,454.61 × 3,266.32
  4. Step 4: Simplify right side
    4,685.21x = 21,082,804.65
  5. Step 5: Solve for x
    x = 21,082,804.65/4,685.21
  6. Step 6: Final answer
    x = 4,499.86

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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.