Home / 7,322.69-10,989.47-4,553.39

Finding the Fourth Proportional to 7,322.69, 10,989.47 and 4,553.39

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Solution

The fourth proportional to 7,322.69, 10,989.47 and 4,553.39 is: 6,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.69 : 10,989.47 = 4,553.39 : x
  2. Step 2: Convert to fraction form
    7,322.69/10,989.47 = 4,553.39/x
  3. Step 3: Cross multiply
    7,322.69x = 10,989.47 × 4,553.39
  4. Step 4: Simplify right side
    7,322.69x = 50,039,381.66
  5. Step 5: Solve for x
    x = 50,039,381.66/7,322.69
  6. Step 6: Final answer
    x = 6,833.47

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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.