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Finding the Fourth Proportional to 1,458.88, 2,013.22 and 795.72

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Solution

The fourth proportional to 1,458.88, 2,013.22 and 795.72 is: 1,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.88 : 2,013.22 = 795.72 : x
  2. Step 2: Convert to fraction form
    1,458.88/2,013.22 = 795.72/x
  3. Step 3: Cross multiply
    1,458.88x = 2,013.22 × 795.72
  4. Step 4: Simplify right side
    1,458.88x = 1,601,967.96
  5. Step 5: Solve for x
    x = 1,601,967.96/1,458.88
  6. Step 6: Final answer
    x = 1,098.08

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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.