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Finding the Fourth Proportional to 7,083.95, 10,626.02 and 1,889.82

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Solution

The fourth proportional to 7,083.95, 10,626.02 and 1,889.82 is: 2,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.95 : 10,626.02 = 1,889.82 : x
  2. Step 2: Convert to fraction form
    7,083.95/10,626.02 = 1,889.82/x
  3. Step 3: Cross multiply
    7,083.95x = 10,626.02 × 1,889.82
  4. Step 4: Simplify right side
    7,083.95x = 20,081,255.67
  5. Step 5: Solve for x
    x = 20,081,255.67/7,083.95
  6. Step 6: Final answer
    x = 2,834.76

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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.