Home / 1,708.03-2,357.10-1,009.39

Finding the Fourth Proportional to 1,708.03, 2,357.10 and 1,009.39

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Solution

The fourth proportional to 1,708.03, 2,357.10 and 1,009.39 is: 1,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.03 : 2,357.10 = 1,009.39 : x
  2. Step 2: Convert to fraction form
    1,708.03/2,357.10 = 1,009.39/x
  3. Step 3: Cross multiply
    1,708.03x = 2,357.10 × 1,009.39
  4. Step 4: Simplify right side
    1,708.03x = 2,379,233.17
  5. Step 5: Solve for x
    x = 2,379,233.17/1,708.03
  6. Step 6: Final answer
    x = 1,392.97

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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.