Home / 2,935.69-4,051.24-1,609.39

Finding the Fourth Proportional to 2,935.69, 4,051.24 and 1,609.39

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Solution

The fourth proportional to 2,935.69, 4,051.24 and 1,609.39 is: 2,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.69 : 4,051.24 = 1,609.39 : x
  2. Step 2: Convert to fraction form
    2,935.69/4,051.24 = 1,609.39/x
  3. Step 3: Cross multiply
    2,935.69x = 4,051.24 × 1,609.39
  4. Step 4: Simplify right side
    2,935.69x = 6,520,025.14
  5. Step 5: Solve for x
    x = 6,520,025.14/2,935.69
  6. Step 6: Final answer
    x = 2,220.95

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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.