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Finding the Fourth Proportional to 1,458.68, 2,013 and 795.54

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Solution

The fourth proportional to 1,458.68, 2,013 and 795.54 is: 1,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.68 : 2,013 = 795.54 : x
  2. Step 2: Convert to fraction form
    1,458.68/2,013 = 795.54/x
  3. Step 3: Cross multiply
    1,458.68x = 2,013 × 795.54
  4. Step 4: Simplify right side
    1,458.68x = 1,601,422.02
  5. Step 5: Solve for x
    x = 1,601,422.02/1,458.68
  6. Step 6: Final answer
    x = 1,097.86

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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.