Home / 2,254.48-3,369.83-1,959.64

Finding the Fourth Proportional to 2,254.48, 3,369.83 and 1,959.64

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Solution

The fourth proportional to 2,254.48, 3,369.83 and 1,959.64 is: 2,929.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.48 : 3,369.83 = 1,959.64 : x
  2. Step 2: Convert to fraction form
    2,254.48/3,369.83 = 1,959.64/x
  3. Step 3: Cross multiply
    2,254.48x = 3,369.83 × 1,959.64
  4. Step 4: Simplify right side
    2,254.48x = 6,603,653.66
  5. Step 5: Solve for x
    x = 6,603,653.66/2,254.48
  6. Step 6: Final answer
    x = 2,929.12

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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.