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Finding the Fourth Proportional to 6,689.01, 10,012.46 and 5,984.58

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Solution

The fourth proportional to 6,689.01, 10,012.46 and 5,984.58 is: 8,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.01 : 10,012.46 = 5,984.58 : x
  2. Step 2: Convert to fraction form
    6,689.01/10,012.46 = 5,984.58/x
  3. Step 3: Cross multiply
    6,689.01x = 10,012.46 × 5,984.58
  4. Step 4: Simplify right side
    6,689.01x = 59,920,367.87
  5. Step 5: Solve for x
    x = 59,920,367.87/6,689.01
  6. Step 6: Final answer
    x = 8,958.03

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1.5x scale

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.