Home / 9,095.22-13,642.83-2,855.78

Finding the Fourth Proportional to 9,095.22, 13,642.83 and 2,855.78

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Solution

The fourth proportional to 9,095.22, 13,642.83 and 2,855.78 is: 4,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,095.22 : 13,642.83 = 2,855.78 : x
  2. Step 2: Convert to fraction form
    9,095.22/13,642.83 = 2,855.78/x
  3. Step 3: Cross multiply
    9,095.22x = 13,642.83 × 2,855.78
  4. Step 4: Simplify right side
    9,095.22x = 38,960,942.37
  5. Step 5: Solve for x
    x = 38,960,942.37/9,095.22
  6. Step 6: Final answer
    x = 4,283.67

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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.