Home / 2,262.72-3,126.40-1,869.44

Finding the Fourth Proportional to 2,262.72, 3,126.40 and 1,869.44

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Solution

The fourth proportional to 2,262.72, 3,126.40 and 1,869.44 is: 2,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.72 : 3,126.40 = 1,869.44 : x
  2. Step 2: Convert to fraction form
    2,262.72/3,126.40 = 1,869.44/x
  3. Step 3: Cross multiply
    2,262.72x = 3,126.40 × 1,869.44
  4. Step 4: Simplify right side
    2,262.72x = 5,844,617.22
  5. Step 5: Solve for x
    x = 5,844,617.22/2,262.72
  6. Step 6: Final answer
    x = 2,583.01

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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.