Home / 1,708.44-2,357.54-1,009.56

Finding the Fourth Proportional to 1,708.44, 2,357.54 and 1,009.56

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Solution

The fourth proportional to 1,708.44, 2,357.54 and 1,009.56 is: 1,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.44 : 2,357.54 = 1,009.56 : x
  2. Step 2: Convert to fraction form
    1,708.44/2,357.54 = 1,009.56/x
  3. Step 3: Cross multiply
    1,708.44x = 2,357.54 × 1,009.56
  4. Step 4: Simplify right side
    1,708.44x = 2,380,078.08
  5. Step 5: Solve for x
    x = 2,380,078.08/1,708.44
  6. Step 6: Final answer
    x = 1,393.13

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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.