Home / 8,087.16-12,130.74-2,243.77

Finding the Fourth Proportional to 8,087.16, 12,130.74 and 2,243.77

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Solution

The fourth proportional to 8,087.16, 12,130.74 and 2,243.77 is: 3,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.16 : 12,130.74 = 2,243.77 : x
  2. Step 2: Convert to fraction form
    8,087.16/12,130.74 = 2,243.77/x
  3. Step 3: Cross multiply
    8,087.16x = 12,130.74 × 2,243.77
  4. Step 4: Simplify right side
    8,087.16x = 27,218,590.49
  5. Step 5: Solve for x
    x = 27,218,590.49/8,087.16
  6. Step 6: Final answer
    x = 3,365.66

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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.