Home / 3,064.32-4,228.32-1,738.08

Finding the Fourth Proportional to 3,064.32, 4,228.32 and 1,738.08

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Solution

The fourth proportional to 3,064.32, 4,228.32 and 1,738.08 is: 2,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.32 : 4,228.32 = 1,738.08 : x
  2. Step 2: Convert to fraction form
    3,064.32/4,228.32 = 1,738.08/x
  3. Step 3: Cross multiply
    3,064.32x = 4,228.32 × 1,738.08
  4. Step 4: Simplify right side
    3,064.32x = 7,349,158.43
  5. Step 5: Solve for x
    x = 7,349,158.43/3,064.32
  6. Step 6: Final answer
    x = 2,398.30

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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.