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Finding the Fourth Proportional to 1,735.57, 2,602.19 and 955.94

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Solution

The fourth proportional to 1,735.57, 2,602.19 and 955.94 is: 1,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.57 : 2,602.19 = 955.94 : x
  2. Step 2: Convert to fraction form
    1,735.57/2,602.19 = 955.94/x
  3. Step 3: Cross multiply
    1,735.57x = 2,602.19 × 955.94
  4. Step 4: Simplify right side
    1,735.57x = 2,487,528.90
  5. Step 5: Solve for x
    x = 2,487,528.90/1,735.57
  6. Step 6: Final answer
    x = 1,433.27

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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.