Home / 1,458.45-2,012.66-795.30

Finding the Fourth Proportional to 1,458.45, 2,012.66 and 795.30

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Solution

The fourth proportional to 1,458.45, 2,012.66 and 795.30 is: 1,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.45 : 2,012.66 = 795.30 : x
  2. Step 2: Convert to fraction form
    1,458.45/2,012.66 = 795.30/x
  3. Step 3: Cross multiply
    1,458.45x = 2,012.66 × 795.30
  4. Step 4: Simplify right side
    1,458.45x = 1,600,664.52
  5. Step 5: Solve for x
    x = 1,600,664.52/1,458.45
  6. Step 6: Final answer
    x = 1,097.51

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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.