Home / 2,935.98-4,051.65-1,609.65

Finding the Fourth Proportional to 2,935.98, 4,051.65 and 1,609.65

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Solution

The fourth proportional to 2,935.98, 4,051.65 and 1,609.65 is: 2,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.98 : 4,051.65 = 1,609.65 : x
  2. Step 2: Convert to fraction form
    2,935.98/4,051.65 = 1,609.65/x
  3. Step 3: Cross multiply
    2,935.98x = 4,051.65 × 1,609.65
  4. Step 4: Simplify right side
    2,935.98x = 6,521,739.98
  5. Step 5: Solve for x
    x = 6,521,739.98/2,935.98
  6. Step 6: Final answer
    x = 2,221.32

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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.