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Finding the Fourth Proportional to 1,458.26, 2,012.43 and 795.14

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Solution

The fourth proportional to 1,458.26, 2,012.43 and 795.14 is: 1,097.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.26 : 2,012.43 = 795.14 : x
  2. Step 2: Convert to fraction form
    1,458.26/2,012.43 = 795.14/x
  3. Step 3: Cross multiply
    1,458.26x = 2,012.43 × 795.14
  4. Step 4: Simplify right side
    1,458.26x = 1,600,153.53
  5. Step 5: Solve for x
    x = 1,600,153.53/1,458.26
  6. Step 6: Final answer
    x = 1,097.31

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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.