Home / 2,630.37-3,622.58-2,184.17

Finding the Fourth Proportional to 2,630.37, 3,622.58 and 2,184.17

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Solution

The fourth proportional to 2,630.37, 3,622.58 and 2,184.17 is: 3,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.37 : 3,622.58 = 2,184.17 : x
  2. Step 2: Convert to fraction form
    2,630.37/3,622.58 = 2,184.17/x
  3. Step 3: Cross multiply
    2,630.37x = 3,622.58 × 2,184.17
  4. Step 4: Simplify right side
    2,630.37x = 7,912,330.56
  5. Step 5: Solve for x
    x = 7,912,330.56/2,630.37
  6. Step 6: Final answer
    x = 3,008.07

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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.