Home / 7,553.77-10,424.30-4,196.80

Finding the Fourth Proportional to 7,553.77, 10,424.30 and 4,196.80

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Solution

The fourth proportional to 7,553.77, 10,424.30 and 4,196.80 is: 5,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.77 : 10,424.30 = 4,196.80 : x
  2. Step 2: Convert to fraction form
    7,553.77/10,424.30 = 4,196.80/x
  3. Step 3: Cross multiply
    7,553.77x = 10,424.30 × 4,196.80
  4. Step 4: Simplify right side
    7,553.77x = 43,748,723.60
  5. Step 5: Solve for x
    x = 43,748,723.60/7,553.77
  6. Step 6: Final answer
    x = 5,791.64

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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.