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Finding the Fourth Proportional to 3,953.03, 5,935.71 and 3,777.76

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Solution

The fourth proportional to 3,953.03, 5,935.71 and 3,777.76 is: 5,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.03 : 5,935.71 = 3,777.76 : x
  2. Step 2: Convert to fraction form
    3,953.03/5,935.71 = 3,777.76/x
  3. Step 3: Cross multiply
    3,953.03x = 5,935.71 × 3,777.76
  4. Step 4: Simplify right side
    3,953.03x = 22,423,658.13
  5. Step 5: Solve for x
    x = 22,423,658.13/3,953.03
  6. Step 6: Final answer
    x = 5,672.52

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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.