Home / 2,226.42-3,068.28-1,637.28

Finding the Fourth Proportional to 2,226.42, 3,068.28 and 1,637.28

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Solution

The fourth proportional to 2,226.42, 3,068.28 and 1,637.28 is: 2,256.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.42 : 3,068.28 = 1,637.28 : x
  2. Step 2: Convert to fraction form
    2,226.42/3,068.28 = 1,637.28/x
  3. Step 3: Cross multiply
    2,226.42x = 3,068.28 × 1,637.28
  4. Step 4: Simplify right side
    2,226.42x = 5,023,633.48
  5. Step 5: Solve for x
    x = 5,023,633.48/2,226.42
  6. Step 6: Final answer
    x = 2,256.37

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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.