Home / 1,774.22-2,657.20-1,712.70

Finding the Fourth Proportional to 1,774.22, 2,657.20 and 1,712.70

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Solution

The fourth proportional to 1,774.22, 2,657.20 and 1,712.70 is: 2,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.22 : 2,657.20 = 1,712.70 : x
  2. Step 2: Convert to fraction form
    1,774.22/2,657.20 = 1,712.70/x
  3. Step 3: Cross multiply
    1,774.22x = 2,657.20 × 1,712.70
  4. Step 4: Simplify right side
    1,774.22x = 4,550,986.44
  5. Step 5: Solve for x
    x = 4,550,986.44/1,774.22
  6. Step 6: Final answer
    x = 2,565.06

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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.