Home / 1,719.18-2,370.33-1,626.84

Finding the Fourth Proportional to 1,719.18, 2,370.33 and 1,626.84

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Solution

The fourth proportional to 1,719.18, 2,370.33 and 1,626.84 is: 2,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.18 : 2,370.33 = 1,626.84 : x
  2. Step 2: Convert to fraction form
    1,719.18/2,370.33 = 1,626.84/x
  3. Step 3: Cross multiply
    1,719.18x = 2,370.33 × 1,626.84
  4. Step 4: Simplify right side
    1,719.18x = 3,856,147.66
  5. Step 5: Solve for x
    x = 3,856,147.66/1,719.18
  6. Step 6: Final answer
    x = 2,243.02

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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.