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Finding the Fourth Proportional to 7,008.29, 10,491.44 and 6,759.06

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Solution

The fourth proportional to 7,008.29, 10,491.44 and 6,759.06 is: 10,118.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.29 : 10,491.44 = 6,759.06 : x
  2. Step 2: Convert to fraction form
    7,008.29/10,491.44 = 6,759.06/x
  3. Step 3: Cross multiply
    7,008.29x = 10,491.44 × 6,759.06
  4. Step 4: Simplify right side
    7,008.29x = 70,912,199.31
  5. Step 5: Solve for x
    x = 70,912,199.31/7,008.29
  6. Step 6: Final answer
    x = 10,118.33

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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.