Home / 4,785.35-6,605.09-3,106.67

Finding the Fourth Proportional to 4,785.35, 6,605.09 and 3,106.67

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Solution

The fourth proportional to 4,785.35, 6,605.09 and 3,106.67 is: 4,288.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.35 : 6,605.09 = 3,106.67 : x
  2. Step 2: Convert to fraction form
    4,785.35/6,605.09 = 3,106.67/x
  3. Step 3: Cross multiply
    4,785.35x = 6,605.09 × 3,106.67
  4. Step 4: Simplify right side
    4,785.35x = 20,519,859.23
  5. Step 5: Solve for x
    x = 20,519,859.23/4,785.35
  6. Step 6: Final answer
    x = 4,288.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.