Home / 5,095.03-7,021.63-3,974.20

Finding the Fourth Proportional to 5,095.03, 7,021.63 and 3,974.20

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Solution

The fourth proportional to 5,095.03, 7,021.63 and 3,974.20 is: 5,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.03 : 7,021.63 = 3,974.20 : x
  2. Step 2: Convert to fraction form
    5,095.03/7,021.63 = 3,974.20/x
  3. Step 3: Cross multiply
    5,095.03x = 7,021.63 × 3,974.20
  4. Step 4: Simplify right side
    5,095.03x = 27,905,361.95
  5. Step 5: Solve for x
    x = 27,905,361.95/5,095.03
  6. Step 6: Final answer
    x = 5,476.98

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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.