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Finding the Fourth Proportional to 1,718.76, 2,370.36 and 1,454.44

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Solution

The fourth proportional to 1,718.76, 2,370.36 and 1,454.44 is: 2,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.76 : 2,370.36 = 1,454.44 : x
  2. Step 2: Convert to fraction form
    1,718.76/2,370.36 = 1,454.44/x
  3. Step 3: Cross multiply
    1,718.76x = 2,370.36 × 1,454.44
  4. Step 4: Simplify right side
    1,718.76x = 3,447,546.40
  5. Step 5: Solve for x
    x = 3,447,546.40/1,718.76
  6. Step 6: Final answer
    x = 2,005.83

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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.