Home / 2,266.23-3,126.07-1,425.60

Finding the Fourth Proportional to 2,266.23, 3,126.07 and 1,425.60

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Solution

The fourth proportional to 2,266.23, 3,126.07 and 1,425.60 is: 1,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.23 : 3,126.07 = 1,425.60 : x
  2. Step 2: Convert to fraction form
    2,266.23/3,126.07 = 1,425.60/x
  3. Step 3: Cross multiply
    2,266.23x = 3,126.07 × 1,425.60
  4. Step 4: Simplify right side
    2,266.23x = 4,456,525.39
  5. Step 5: Solve for x
    x = 4,456,525.39/2,266.23
  6. Step 6: Final answer
    x = 1,966.49

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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.