Home / 1,742.83-2,623.76-1,589.74

Finding the Fourth Proportional to 1,742.83, 2,623.76 and 1,589.74

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Solution

The fourth proportional to 1,742.83, 2,623.76 and 1,589.74 is: 2,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.83 : 2,623.76 = 1,589.74 : x
  2. Step 2: Convert to fraction form
    1,742.83/2,623.76 = 1,589.74/x
  3. Step 3: Cross multiply
    1,742.83x = 2,623.76 × 1,589.74
  4. Step 4: Simplify right side
    1,742.83x = 4,171,096.22
  5. Step 5: Solve for x
    x = 4,171,096.22/1,742.83
  6. Step 6: Final answer
    x = 2,393.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.