Home / 2,395.21-3,306.44-1,400.32

Finding the Fourth Proportional to 2,395.21, 3,306.44 and 1,400.32

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Solution

The fourth proportional to 2,395.21, 3,306.44 and 1,400.32 is: 1,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.21 : 3,306.44 = 1,400.32 : x
  2. Step 2: Convert to fraction form
    2,395.21/3,306.44 = 1,400.32/x
  3. Step 3: Cross multiply
    2,395.21x = 3,306.44 × 1,400.32
  4. Step 4: Simplify right side
    2,395.21x = 4,630,074.06
  5. Step 5: Solve for x
    x = 4,630,074.06/2,395.21
  6. Step 6: Final answer
    x = 1,933.06

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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.