Home / 10,344.05-14,274.36-5,628.33

Finding the Fourth Proportional to 10,344.05, 14,274.36 and 5,628.33

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Solution

The fourth proportional to 10,344.05, 14,274.36 and 5,628.33 is: 7,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.05 : 14,274.36 = 5,628.33 : x
  2. Step 2: Convert to fraction form
    10,344.05/14,274.36 = 5,628.33/x
  3. Step 3: Cross multiply
    10,344.05x = 14,274.36 × 5,628.33
  4. Step 4: Simplify right side
    10,344.05x = 80,340,808.62
  5. Step 5: Solve for x
    x = 80,340,808.62/10,344.05
  6. Step 6: Final answer
    x = 7,766.87

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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.