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Finding the Fourth Proportional to 5,306.51, 7,957.92 and 2,673

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Solution

The fourth proportional to 5,306.51, 7,957.92 and 2,673 is: 4,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.51 : 7,957.92 = 2,673 : x
  2. Step 2: Convert to fraction form
    5,306.51/7,957.92 = 2,673/x
  3. Step 3: Cross multiply
    5,306.51x = 7,957.92 × 2,673
  4. Step 4: Simplify right side
    5,306.51x = 21,271,530.18
  5. Step 5: Solve for x
    x = 21,271,530.18/5,306.51
  6. Step 6: Final answer
    x = 4,008.57

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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.