Home / 5,923.89-8,172.95-3,371.40

Finding the Fourth Proportional to 5,923.89, 8,172.95 and 3,371.40

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Solution

The fourth proportional to 5,923.89, 8,172.95 and 3,371.40 is: 4,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.89 : 8,172.95 = 3,371.40 : x
  2. Step 2: Convert to fraction form
    5,923.89/8,172.95 = 3,371.40/x
  3. Step 3: Cross multiply
    5,923.89x = 8,172.95 × 3,371.40
  4. Step 4: Simplify right side
    5,923.89x = 27,554,266.77
  5. Step 5: Solve for x
    x = 27,554,266.77/5,923.89
  6. Step 6: Final answer
    x = 4,651.38

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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.