Home / 3,139.37-4,332.48-1,795.10

Finding the Fourth Proportional to 3,139.37, 4,332.48 and 1,795.10

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Solution

The fourth proportional to 3,139.37, 4,332.48 and 1,795.10 is: 2,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139.37 : 4,332.48 = 1,795.10 : x
  2. Step 2: Convert to fraction form
    3,139.37/4,332.48 = 1,795.10/x
  3. Step 3: Cross multiply
    3,139.37x = 4,332.48 × 1,795.10
  4. Step 4: Simplify right side
    3,139.37x = 7,777,245.68
  5. Step 5: Solve for x
    x = 7,777,245.68/3,139.37
  6. Step 6: Final answer
    x = 2,477.33

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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.