Home / 4,426.49-6,638.19-1,305.67

Finding the Fourth Proportional to 4,426.49, 6,638.19 and 1,305.67

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Solution

The fourth proportional to 4,426.49, 6,638.19 and 1,305.67 is: 1,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.49 : 6,638.19 = 1,305.67 : x
  2. Step 2: Convert to fraction form
    4,426.49/6,638.19 = 1,305.67/x
  3. Step 3: Cross multiply
    4,426.49x = 6,638.19 × 1,305.67
  4. Step 4: Simplify right side
    4,426.49x = 8,667,282.00
  5. Step 5: Solve for x
    x = 8,667,282.00/4,426.49
  6. Step 6: Final answer
    x = 1,958.05

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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.