Home / 7,379.49-10,182.54-4,235.07

Finding the Fourth Proportional to 7,379.49, 10,182.54 and 4,235.07

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Solution

The fourth proportional to 7,379.49, 10,182.54 and 4,235.07 is: 5,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.49 : 10,182.54 = 4,235.07 : x
  2. Step 2: Convert to fraction form
    7,379.49/10,182.54 = 4,235.07/x
  3. Step 3: Cross multiply
    7,379.49x = 10,182.54 × 4,235.07
  4. Step 4: Simplify right side
    7,379.49x = 43,123,769.68
  5. Step 5: Solve for x
    x = 43,123,769.68/7,379.49
  6. Step 6: Final answer
    x = 5,843.73

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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.