Home / 8,626.74-12,913.14-5,942.70

Finding the Fourth Proportional to 8,626.74, 12,913.14 and 5,942.70

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Solution

The fourth proportional to 8,626.74, 12,913.14 and 5,942.70 is: 8,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.74 : 12,913.14 = 5,942.70 : x
  2. Step 2: Convert to fraction form
    8,626.74/12,913.14 = 5,942.70/x
  3. Step 3: Cross multiply
    8,626.74x = 12,913.14 × 5,942.70
  4. Step 4: Simplify right side
    8,626.74x = 76,738,917.08
  5. Step 5: Solve for x
    x = 76,738,917.08/8,626.74
  6. Step 6: Final answer
    x = 8,895.47

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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.