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Finding the Fourth Proportional to 7,589.28, 11,384.28 and 2,395.56

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Solution

The fourth proportional to 7,589.28, 11,384.28 and 2,395.56 is: 3,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.28 : 11,384.28 = 2,395.56 : x
  2. Step 2: Convert to fraction form
    7,589.28/11,384.28 = 2,395.56/x
  3. Step 3: Cross multiply
    7,589.28x = 11,384.28 × 2,395.56
  4. Step 4: Simplify right side
    7,589.28x = 27,271,725.80
  5. Step 5: Solve for x
    x = 27,271,725.80/7,589.28
  6. Step 6: Final answer
    x = 3,593.45

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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.