Home / 7,553.80-10,424.58-4,196.65

Finding the Fourth Proportional to 7,553.80, 10,424.58 and 4,196.65

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Solution

The fourth proportional to 7,553.80, 10,424.58 and 4,196.65 is: 5,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.80 : 10,424.58 = 4,196.65 : x
  2. Step 2: Convert to fraction form
    7,553.80/10,424.58 = 4,196.65/x
  3. Step 3: Cross multiply
    7,553.80x = 10,424.58 × 4,196.65
  4. Step 4: Simplify right side
    7,553.80x = 43,748,313.66
  5. Step 5: Solve for x
    x = 43,748,313.66/7,553.80
  6. Step 6: Final answer
    x = 5,791.56

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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.