Home / 4,699.13-7,042.55-1,922.55

Finding the Fourth Proportional to 4,699.13, 7,042.55 and 1,922.55

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Solution

The fourth proportional to 4,699.13, 7,042.55 and 1,922.55 is: 2,881.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.13 : 7,042.55 = 1,922.55 : x
  2. Step 2: Convert to fraction form
    4,699.13/7,042.55 = 1,922.55/x
  3. Step 3: Cross multiply
    4,699.13x = 7,042.55 × 1,922.55
  4. Step 4: Simplify right side
    4,699.13x = 13,539,658.09
  5. Step 5: Solve for x
    x = 13,539,658.09/4,699.13
  6. Step 6: Final answer
    x = 2,881.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.