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Finding the Fourth Proportional to 6,947.07, 9,589.03 and 6,012.88

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Solution

The fourth proportional to 6,947.07, 9,589.03 and 6,012.88 is: 8,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.07 : 9,589.03 = 6,012.88 : x
  2. Step 2: Convert to fraction form
    6,947.07/9,589.03 = 6,012.88/x
  3. Step 3: Cross multiply
    6,947.07x = 9,589.03 × 6,012.88
  4. Step 4: Simplify right side
    6,947.07x = 57,657,735.46
  5. Step 5: Solve for x
    x = 57,657,735.46/6,947.07
  6. Step 6: Final answer
    x = 8,299.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.