Home / 4,156.90-5,736.71-2,389.06

Finding the Fourth Proportional to 4,156.90, 5,736.71 and 2,389.06

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Solution

The fourth proportional to 4,156.90, 5,736.71 and 2,389.06 is: 3,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.90 : 5,736.71 = 2,389.06 : x
  2. Step 2: Convert to fraction form
    4,156.90/5,736.71 = 2,389.06/x
  3. Step 3: Cross multiply
    4,156.90x = 5,736.71 × 2,389.06
  4. Step 4: Simplify right side
    4,156.90x = 13,705,344.39
  5. Step 5: Solve for x
    x = 13,705,344.39/4,156.90
  6. Step 6: Final answer
    x = 3,297.01

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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.