Home / 8,190.03-12,282.92-2,345.27

Finding the Fourth Proportional to 8,190.03, 12,282.92 and 2,345.27

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Solution

The fourth proportional to 8,190.03, 12,282.92 and 2,345.27 is: 3,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.03 : 12,282.92 = 2,345.27 : x
  2. Step 2: Convert to fraction form
    8,190.03/12,282.92 = 2,345.27/x
  3. Step 3: Cross multiply
    8,190.03x = 12,282.92 × 2,345.27
  4. Step 4: Simplify right side
    8,190.03x = 28,806,782.77
  5. Step 5: Solve for x
    x = 28,806,782.77/8,190.03
  6. Step 6: Final answer
    x = 3,517.30

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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.