Home / 3,216.16-4,434.18-2,551.87

Finding the Fourth Proportional to 3,216.16, 4,434.18 and 2,551.87

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Solution

The fourth proportional to 3,216.16, 4,434.18 and 2,551.87 is: 3,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.16 : 4,434.18 = 2,551.87 : x
  2. Step 2: Convert to fraction form
    3,216.16/4,434.18 = 2,551.87/x
  3. Step 3: Cross multiply
    3,216.16x = 4,434.18 × 2,551.87
  4. Step 4: Simplify right side
    3,216.16x = 11,315,450.92
  5. Step 5: Solve for x
    x = 11,315,450.92/3,216.16
  6. Step 6: Final answer
    x = 3,518.31

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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.