Home / 10,336.94-14,265.09-5,621.22

Finding the Fourth Proportional to 10,336.94, 14,265.09 and 5,621.22

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Solution

The fourth proportional to 10,336.94, 14,265.09 and 5,621.22 is: 7,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.94 : 14,265.09 = 5,621.22 : x
  2. Step 2: Convert to fraction form
    10,336.94/14,265.09 = 5,621.22/x
  3. Step 3: Cross multiply
    10,336.94x = 14,265.09 × 5,621.22
  4. Step 4: Simplify right side
    10,336.94x = 80,187,209.21
  5. Step 5: Solve for x
    x = 80,187,209.21/10,336.94
  6. Step 6: Final answer
    x = 7,757.34

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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.