Home / 3,435.47-4,738.74-2,301.20

Finding the Fourth Proportional to 3,435.47, 4,738.74 and 2,301.20

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Solution

The fourth proportional to 3,435.47, 4,738.74 and 2,301.20 is: 3,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.47 : 4,738.74 = 2,301.20 : x
  2. Step 2: Convert to fraction form
    3,435.47/4,738.74 = 2,301.20/x
  3. Step 3: Cross multiply
    3,435.47x = 4,738.74 × 2,301.20
  4. Step 4: Simplify right side
    3,435.47x = 10,904,788.49
  5. Step 5: Solve for x
    x = 10,904,788.49/3,435.47
  6. Step 6: Final answer
    x = 3,174.18

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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.