Home / 6,946.62-9,586.40-3,802.80

Finding the Fourth Proportional to 6,946.62, 9,586.40 and 3,802.80

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Solution

The fourth proportional to 6,946.62, 9,586.40 and 3,802.80 is: 5,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.62 : 9,586.40 = 3,802.80 : x
  2. Step 2: Convert to fraction form
    6,946.62/9,586.40 = 3,802.80/x
  3. Step 3: Cross multiply
    6,946.62x = 9,586.40 × 3,802.80
  4. Step 4: Simplify right side
    6,946.62x = 36,455,161.92
  5. Step 5: Solve for x
    x = 36,455,161.92/6,946.62
  6. Step 6: Final answer
    x = 5,247.90

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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.