Home / 3,216.64-4,435.43-2,095.50

Finding the Fourth Proportional to 3,216.64, 4,435.43 and 2,095.50

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Solution

The fourth proportional to 3,216.64, 4,435.43 and 2,095.50 is: 2,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.64 : 4,435.43 = 2,095.50 : x
  2. Step 2: Convert to fraction form
    3,216.64/4,435.43 = 2,095.50/x
  3. Step 3: Cross multiply
    3,216.64x = 4,435.43 × 2,095.50
  4. Step 4: Simplify right side
    3,216.64x = 9,294,429.98
  5. Step 5: Solve for x
    x = 9,294,429.98/3,216.64
  6. Step 6: Final answer
    x = 2,889.49

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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.