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Finding the Fourth Proportional to 3,793.79, 5,235.93 and 2,301.47

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Solution

The fourth proportional to 3,793.79, 5,235.93 and 2,301.47 is: 3,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.79 : 5,235.93 = 2,301.47 : x
  2. Step 2: Convert to fraction form
    3,793.79/5,235.93 = 2,301.47/x
  3. Step 3: Cross multiply
    3,793.79x = 5,235.93 × 2,301.47
  4. Step 4: Simplify right side
    3,793.79x = 12,050,309.64
  5. Step 5: Solve for x
    x = 12,050,309.64/3,793.79
  6. Step 6: Final answer
    x = 3,176.33

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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.