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Finding the Fourth Proportional to 4,802.91, 7,192.76 and 3,975.09

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Solution

The fourth proportional to 4,802.91, 7,192.76 and 3,975.09 is: 5,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.91 : 7,192.76 = 3,975.09 : x
  2. Step 2: Convert to fraction form
    4,802.91/7,192.76 = 3,975.09/x
  3. Step 3: Cross multiply
    4,802.91x = 7,192.76 × 3,975.09
  4. Step 4: Simplify right side
    4,802.91x = 28,591,848.47
  5. Step 5: Solve for x
    x = 28,591,848.47/4,802.91
  6. Step 6: Final answer
    x = 5,953.03

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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.