Home / 5,654.36-7,803.47-3,137.27

Finding the Fourth Proportional to 5,654.36, 7,803.47 and 3,137.27

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Solution

The fourth proportional to 5,654.36, 7,803.47 and 3,137.27 is: 4,329.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.36 : 7,803.47 = 3,137.27 : x
  2. Step 2: Convert to fraction form
    5,654.36/7,803.47 = 3,137.27/x
  3. Step 3: Cross multiply
    5,654.36x = 7,803.47 × 3,137.27
  4. Step 4: Simplify right side
    5,654.36x = 24,481,561.15
  5. Step 5: Solve for x
    x = 24,481,561.15/5,654.36
  6. Step 6: Final answer
    x = 4,329.68

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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.