Home / 8,084.03-12,127.26-2,889.50

Finding the Fourth Proportional to 8,084.03, 12,127.26 and 2,889.50

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Solution

The fourth proportional to 8,084.03, 12,127.26 and 2,889.50 is: 4,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.03 : 12,127.26 = 2,889.50 : x
  2. Step 2: Convert to fraction form
    8,084.03/12,127.26 = 2,889.50/x
  3. Step 3: Cross multiply
    8,084.03x = 12,127.26 × 2,889.50
  4. Step 4: Simplify right side
    8,084.03x = 35,041,717.77
  5. Step 5: Solve for x
    x = 35,041,717.77/8,084.03
  6. Step 6: Final answer
    x = 4,334.68

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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.