Home / 1,701.74-2,347.61-1,071.97

Finding the Fourth Proportional to 1,701.74, 2,347.61 and 1,071.97

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Solution

The fourth proportional to 1,701.74, 2,347.61 and 1,071.97 is: 1,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.74 : 2,347.61 = 1,071.97 : x
  2. Step 2: Convert to fraction form
    1,701.74/2,347.61 = 1,071.97/x
  3. Step 3: Cross multiply
    1,701.74x = 2,347.61 × 1,071.97
  4. Step 4: Simplify right side
    1,701.74x = 2,516,556.26
  5. Step 5: Solve for x
    x = 2,516,556.26/1,701.74
  6. Step 6: Final answer
    x = 1,478.81

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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.