Home / 7,015.62-10,521.57-2,083.95

Finding the Fourth Proportional to 7,015.62, 10,521.57 and 2,083.95

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Solution

The fourth proportional to 7,015.62, 10,521.57 and 2,083.95 is: 3,125.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.62 : 10,521.57 = 2,083.95 : x
  2. Step 2: Convert to fraction form
    7,015.62/10,521.57 = 2,083.95/x
  3. Step 3: Cross multiply
    7,015.62x = 10,521.57 × 2,083.95
  4. Step 4: Simplify right side
    7,015.62x = 21,926,425.80
  5. Step 5: Solve for x
    x = 21,926,425.80/7,015.62
  6. Step 6: Final answer
    x = 3,125.37

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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.