Home / 8,087.06-12,130.58-2,243.67

Finding the Fourth Proportional to 8,087.06, 12,130.58 and 2,243.67

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Solution

The fourth proportional to 8,087.06, 12,130.58 and 2,243.67 is: 3,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.06 : 12,130.58 = 2,243.67 : x
  2. Step 2: Convert to fraction form
    8,087.06/12,130.58 = 2,243.67/x
  3. Step 3: Cross multiply
    8,087.06x = 12,130.58 × 2,243.67
  4. Step 4: Simplify right side
    8,087.06x = 27,217,018.43
  5. Step 5: Solve for x
    x = 27,217,018.43/8,087.06
  6. Step 6: Final answer
    x = 3,365.50

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Double scale
Find fourth proportional to 8,088.06, 12,132.08 and 2,244.67
Similar ratio
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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.