Home / 1,486.05-2,051.12-1,153.44

Finding the Fourth Proportional to 1,486.05, 2,051.12 and 1,153.44

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Solution

The fourth proportional to 1,486.05, 2,051.12 and 1,153.44 is: 1,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.05 : 2,051.12 = 1,153.44 : x
  2. Step 2: Convert to fraction form
    1,486.05/2,051.12 = 1,153.44/x
  3. Step 3: Cross multiply
    1,486.05x = 2,051.12 × 1,153.44
  4. Step 4: Simplify right side
    1,486.05x = 2,365,846.74
  5. Step 5: Solve for x
    x = 2,365,846.74/1,486.05
  6. Step 6: Final answer
    x = 1,592.04

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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.