Home / 5,749.46-8,628.18-2,629.84

Finding the Fourth Proportional to 5,749.46, 8,628.18 and 2,629.84

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Solution

The fourth proportional to 5,749.46, 8,628.18 and 2,629.84 is: 3,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.46 : 8,628.18 = 2,629.84 : x
  2. Step 2: Convert to fraction form
    5,749.46/8,628.18 = 2,629.84/x
  3. Step 3: Cross multiply
    5,749.46x = 8,628.18 × 2,629.84
  4. Step 4: Simplify right side
    5,749.46x = 22,690,732.89
  5. Step 5: Solve for x
    x = 22,690,732.89/5,749.46
  6. Step 6: Final answer
    x = 3,946.59

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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.