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Finding the Fourth Proportional to 1,752.84, 2,414.52 and 1,486.80

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Solution

The fourth proportional to 1,752.84, 2,414.52 and 1,486.80 is: 2,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.84 : 2,414.52 = 1,486.80 : x
  2. Step 2: Convert to fraction form
    1,752.84/2,414.52 = 1,486.80/x
  3. Step 3: Cross multiply
    1,752.84x = 2,414.52 × 1,486.80
  4. Step 4: Simplify right side
    1,752.84x = 3,589,908.34
  5. Step 5: Solve for x
    x = 3,589,908.34/1,752.84
  6. Step 6: Final answer
    x = 2,048.05

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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.