Home / 2,582.22-3,565.18-1,983.65

Finding the Fourth Proportional to 2,582.22, 3,565.18 and 1,983.65

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Solution

The fourth proportional to 2,582.22, 3,565.18 and 1,983.65 is: 2,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.22 : 3,565.18 = 1,983.65 : x
  2. Step 2: Convert to fraction form
    2,582.22/3,565.18 = 1,983.65/x
  3. Step 3: Cross multiply
    2,582.22x = 3,565.18 × 1,983.65
  4. Step 4: Simplify right side
    2,582.22x = 7,072,069.31
  5. Step 5: Solve for x
    x = 7,072,069.31/2,582.22
  6. Step 6: Final answer
    x = 2,738.76

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Double scale
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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.