Home / 2,541.27-3,506.95-1,422.23

Finding the Fourth Proportional to 2,541.27, 3,506.95 and 1,422.23

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Solution

The fourth proportional to 2,541.27, 3,506.95 and 1,422.23 is: 1,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.27 : 3,506.95 = 1,422.23 : x
  2. Step 2: Convert to fraction form
    2,541.27/3,506.95 = 1,422.23/x
  3. Step 3: Cross multiply
    2,541.27x = 3,506.95 × 1,422.23
  4. Step 4: Simplify right side
    2,541.27x = 4,987,664.85
  5. Step 5: Solve for x
    x = 4,987,664.85/2,541.27
  6. Step 6: Final answer
    x = 1,962.67

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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.