Home / 5,015.05-7,522.47-1,728.07

Finding the Fourth Proportional to 5,015.05, 7,522.47 and 1,728.07

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Solution

The fourth proportional to 5,015.05, 7,522.47 and 1,728.07 is: 2,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.05 : 7,522.47 = 1,728.07 : x
  2. Step 2: Convert to fraction form
    5,015.05/7,522.47 = 1,728.07/x
  3. Step 3: Cross multiply
    5,015.05x = 7,522.47 × 1,728.07
  4. Step 4: Simplify right side
    5,015.05x = 12,999,354.73
  5. Step 5: Solve for x
    x = 12,999,354.73/5,015.05
  6. Step 6: Final answer
    x = 2,592.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.