Home / 2,585.22-3,566.85-1,590.66

Finding the Fourth Proportional to 2,585.22, 3,566.85 and 1,590.66

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Solution

The fourth proportional to 2,585.22, 3,566.85 and 1,590.66 is: 2,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.22 : 3,566.85 = 1,590.66 : x
  2. Step 2: Convert to fraction form
    2,585.22/3,566.85 = 1,590.66/x
  3. Step 3: Cross multiply
    2,585.22x = 3,566.85 × 1,590.66
  4. Step 4: Simplify right side
    2,585.22x = 5,673,645.62
  5. Step 5: Solve for x
    x = 5,673,645.62/2,585.22
  6. Step 6: Final answer
    x = 2,194.65

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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.