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Finding the Fourth Proportional to 9,065.70, 13,598.37 and 5,965.29

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Solution

The fourth proportional to 9,065.70, 13,598.37 and 5,965.29 is: 8,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.70 : 13,598.37 = 5,965.29 : x
  2. Step 2: Convert to fraction form
    9,065.70/13,598.37 = 5,965.29/x
  3. Step 3: Cross multiply
    9,065.70x = 13,598.37 × 5,965.29
  4. Step 4: Simplify right side
    9,065.70x = 81,118,220.58
  5. Step 5: Solve for x
    x = 81,118,220.58/9,065.70
  6. Step 6: Final answer
    x = 8,947.82

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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.