Home / 2,929.24-4,040.98-1,749.64

Finding the Fourth Proportional to 2,929.24, 4,040.98 and 1,749.64

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Solution

The fourth proportional to 2,929.24, 4,040.98 and 1,749.64 is: 2,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.24 : 4,040.98 = 1,749.64 : x
  2. Step 2: Convert to fraction form
    2,929.24/4,040.98 = 1,749.64/x
  3. Step 3: Cross multiply
    2,929.24x = 4,040.98 × 1,749.64
  4. Step 4: Simplify right side
    2,929.24x = 7,070,260.25
  5. Step 5: Solve for x
    x = 7,070,260.25/2,929.24
  6. Step 6: Final answer
    x = 2,413.68

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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.