Home / 8,589.32-11,855.59-5,053.67

Finding the Fourth Proportional to 8,589.32, 11,855.59 and 5,053.67

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Solution

The fourth proportional to 8,589.32, 11,855.59 and 5,053.67 is: 6,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.32 : 11,855.59 = 5,053.67 : x
  2. Step 2: Convert to fraction form
    8,589.32/11,855.59 = 5,053.67/x
  3. Step 3: Cross multiply
    8,589.32x = 11,855.59 × 5,053.67
  4. Step 4: Simplify right side
    8,589.32x = 59,914,180.24
  5. Step 5: Solve for x
    x = 59,914,180.24/8,589.32
  6. Step 6: Final answer
    x = 6,975.43

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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.