Home / 3,848.72-5,313-2,522.48

Finding the Fourth Proportional to 3,848.72, 5,313 and 2,522.48

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Solution

The fourth proportional to 3,848.72, 5,313 and 2,522.48 is: 3,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.72 : 5,313 = 2,522.48 : x
  2. Step 2: Convert to fraction form
    3,848.72/5,313 = 2,522.48/x
  3. Step 3: Cross multiply
    3,848.72x = 5,313 × 2,522.48
  4. Step 4: Simplify right side
    3,848.72x = 13,401,936.24
  5. Step 5: Solve for x
    x = 13,401,936.24/3,848.72
  6. Step 6: Final answer
    x = 3,482.18

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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.