Home / 2,392.12-3,590.61-1,609.66

Finding the Fourth Proportional to 2,392.12, 3,590.61 and 1,609.66

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Solution

The fourth proportional to 2,392.12, 3,590.61 and 1,609.66 is: 2,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.12 : 3,590.61 = 1,609.66 : x
  2. Step 2: Convert to fraction form
    2,392.12/3,590.61 = 1,609.66/x
  3. Step 3: Cross multiply
    2,392.12x = 3,590.61 × 1,609.66
  4. Step 4: Simplify right side
    2,392.12x = 5,779,661.29
  5. Step 5: Solve for x
    x = 5,779,661.29/2,392.12
  6. Step 6: Final answer
    x = 2,416.13

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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.