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Finding the Fourth Proportional to 1,713.69, 2,572.02 and 1,301.94

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Solution

The fourth proportional to 1,713.69, 2,572.02 and 1,301.94 is: 1,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.69 : 2,572.02 = 1,301.94 : x
  2. Step 2: Convert to fraction form
    1,713.69/2,572.02 = 1,301.94/x
  3. Step 3: Cross multiply
    1,713.69x = 2,572.02 × 1,301.94
  4. Step 4: Simplify right side
    1,713.69x = 3,348,615.72
  5. Step 5: Solve for x
    x = 3,348,615.72/1,713.69
  6. Step 6: Final answer
    x = 1,954.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.