Home / 3,561.14-4,915.01-2,069.53

Finding the Fourth Proportional to 3,561.14, 4,915.01 and 2,069.53

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Solution

The fourth proportional to 3,561.14, 4,915.01 and 2,069.53 is: 2,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.14 : 4,915.01 = 2,069.53 : x
  2. Step 2: Convert to fraction form
    3,561.14/4,915.01 = 2,069.53/x
  3. Step 3: Cross multiply
    3,561.14x = 4,915.01 × 2,069.53
  4. Step 4: Simplify right side
    3,561.14x = 10,171,760.65
  5. Step 5: Solve for x
    x = 10,171,760.65/3,561.14
  6. Step 6: Final answer
    x = 2,856.32

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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.