Home / 9,727.45-14,589.81-5,553.92

Finding the Fourth Proportional to 9,727.45, 14,589.81 and 5,553.92

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Solution

The fourth proportional to 9,727.45, 14,589.81 and 5,553.92 is: 8,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.45 : 14,589.81 = 5,553.92 : x
  2. Step 2: Convert to fraction form
    9,727.45/14,589.81 = 5,553.92/x
  3. Step 3: Cross multiply
    9,727.45x = 14,589.81 × 5,553.92
  4. Step 4: Simplify right side
    9,727.45x = 81,030,637.56
  5. Step 5: Solve for x
    x = 81,030,637.56/9,727.45
  6. Step 6: Final answer
    x = 8,330.10

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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.