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Finding the Fourth Proportional to 4,793.74, 7,156.38 and 4,055.42

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Solution

The fourth proportional to 4,793.74, 7,156.38 and 4,055.42 is: 6,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.74 : 7,156.38 = 4,055.42 : x
  2. Step 2: Convert to fraction form
    4,793.74/7,156.38 = 4,055.42/x
  3. Step 3: Cross multiply
    4,793.74x = 7,156.38 × 4,055.42
  4. Step 4: Simplify right side
    4,793.74x = 29,022,136.87
  5. Step 5: Solve for x
    x = 29,022,136.87/4,793.74
  6. Step 6: Final answer
    x = 6,054.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.