Home / 6,946.91-9,586.63-3,962.79

Finding the Fourth Proportional to 6,946.91, 9,586.63 and 3,962.79

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Solution

The fourth proportional to 6,946.91, 9,586.63 and 3,962.79 is: 5,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.91 : 9,586.63 = 3,962.79 : x
  2. Step 2: Convert to fraction form
    6,946.91/9,586.63 = 3,962.79/x
  3. Step 3: Cross multiply
    6,946.91x = 9,586.63 × 3,962.79
  4. Step 4: Simplify right side
    6,946.91x = 37,989,743.66
  5. Step 5: Solve for x
    x = 37,989,743.66/6,946.91
  6. Step 6: Final answer
    x = 5,468.59

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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.