Home / 9,061.87-13,589.97-4,378.96

Finding the Fourth Proportional to 9,061.87, 13,589.97 and 4,378.96

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Solution

The fourth proportional to 9,061.87, 13,589.97 and 4,378.96 is: 6,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.87 : 13,589.97 = 4,378.96 : x
  2. Step 2: Convert to fraction form
    9,061.87/13,589.97 = 4,378.96/x
  3. Step 3: Cross multiply
    9,061.87x = 13,589.97 × 4,378.96
  4. Step 4: Simplify right side
    9,061.87x = 59,509,935.03
  5. Step 5: Solve for x
    x = 59,509,935.03/9,061.87
  6. Step 6: Final answer
    x = 6,567.07

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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.