Home / 2,453.28-3,698.31-2,290.35

Finding the Fourth Proportional to 2,453.28, 3,698.31 and 2,290.35

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Solution

The fourth proportional to 2,453.28, 3,698.31 and 2,290.35 is: 3,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.28 : 3,698.31 = 2,290.35 : x
  2. Step 2: Convert to fraction form
    2,453.28/3,698.31 = 2,290.35/x
  3. Step 3: Cross multiply
    2,453.28x = 3,698.31 × 2,290.35
  4. Step 4: Simplify right side
    2,453.28x = 8,470,424.31
  5. Step 5: Solve for x
    x = 8,470,424.31/2,453.28
  6. Step 6: Final answer
    x = 3,452.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.