Home / 7,379.19-10,182.98-4,021.94

Finding the Fourth Proportional to 7,379.19, 10,182.98 and 4,021.94

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Solution

The fourth proportional to 7,379.19, 10,182.98 and 4,021.94 is: 5,550.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.19 : 10,182.98 = 4,021.94 : x
  2. Step 2: Convert to fraction form
    7,379.19/10,182.98 = 4,021.94/x
  3. Step 3: Cross multiply
    7,379.19x = 10,182.98 × 4,021.94
  4. Step 4: Simplify right side
    7,379.19x = 40,955,293.72
  5. Step 5: Solve for x
    x = 40,955,293.72/7,379.19
  6. Step 6: Final answer
    x = 5,550.11

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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.