Home / 1,924.07-2,655.65-1,260.54

Finding the Fourth Proportional to 1,924.07, 2,655.65 and 1,260.54

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Solution

The fourth proportional to 1,924.07, 2,655.65 and 1,260.54 is: 1,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.07 : 2,655.65 = 1,260.54 : x
  2. Step 2: Convert to fraction form
    1,924.07/2,655.65 = 1,260.54/x
  3. Step 3: Cross multiply
    1,924.07x = 2,655.65 × 1,260.54
  4. Step 4: Simplify right side
    1,924.07x = 3,347,556.20
  5. Step 5: Solve for x
    x = 3,347,556.20/1,924.07
  6. Step 6: Final answer
    x = 1,739.84

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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.