Home / 3,969.06-5,474.88-2,624.67

Finding the Fourth Proportional to 3,969.06, 5,474.88 and 2,624.67

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Solution

The fourth proportional to 3,969.06, 5,474.88 and 2,624.67 is: 3,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969.06 : 5,474.88 = 2,624.67 : x
  2. Step 2: Convert to fraction form
    3,969.06/5,474.88 = 2,624.67/x
  3. Step 3: Cross multiply
    3,969.06x = 5,474.88 × 2,624.67
  4. Step 4: Simplify right side
    3,969.06x = 14,369,753.29
  5. Step 5: Solve for x
    x = 14,369,753.29/3,969.06
  6. Step 6: Final answer
    x = 3,620.44

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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.