Home / 4,114.91-6,172.74-1,340.93

Finding the Fourth Proportional to 4,114.91, 6,172.74 and 1,340.93

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Solution

The fourth proportional to 4,114.91, 6,172.74 and 1,340.93 is: 2,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.91 : 6,172.74 = 1,340.93 : x
  2. Step 2: Convert to fraction form
    4,114.91/6,172.74 = 1,340.93/x
  3. Step 3: Cross multiply
    4,114.91x = 6,172.74 × 1,340.93
  4. Step 4: Simplify right side
    4,114.91x = 8,277,227.68
  5. Step 5: Solve for x
    x = 8,277,227.68/4,114.91
  6. Step 6: Final answer
    x = 2,011.52

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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.