Home / 2,911.90-4,349.26-2,523.10

Finding the Fourth Proportional to 2,911.90, 4,349.26 and 2,523.10

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Solution

The fourth proportional to 2,911.90, 4,349.26 and 2,523.10 is: 3,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.90 : 4,349.26 = 2,523.10 : x
  2. Step 2: Convert to fraction form
    2,911.90/4,349.26 = 2,523.10/x
  3. Step 3: Cross multiply
    2,911.90x = 4,349.26 × 2,523.10
  4. Step 4: Simplify right side
    2,911.90x = 10,973,617.91
  5. Step 5: Solve for x
    x = 10,973,617.91/2,911.90
  6. Step 6: Final answer
    x = 3,768.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.