Home / 2,825.58-4,236.08-2,440.16

Finding the Fourth Proportional to 2,825.58, 4,236.08 and 2,440.16

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Solution

The fourth proportional to 2,825.58, 4,236.08 and 2,440.16 is: 3,658.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.58 : 4,236.08 = 2,440.16 : x
  2. Step 2: Convert to fraction form
    2,825.58/4,236.08 = 2,440.16/x
  3. Step 3: Cross multiply
    2,825.58x = 4,236.08 × 2,440.16
  4. Step 4: Simplify right side
    2,825.58x = 10,336,679.59
  5. Step 5: Solve for x
    x = 10,336,679.59/2,825.58
  6. Step 6: Final answer
    x = 3,658.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.