Home / 7,379.56-10,182.66-4,235.20

Finding the Fourth Proportional to 7,379.56, 10,182.66 and 4,235.20

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Solution

The fourth proportional to 7,379.56, 10,182.66 and 4,235.20 is: 5,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.56 : 10,182.66 = 4,235.20 : x
  2. Step 2: Convert to fraction form
    7,379.56/10,182.66 = 4,235.20/x
  3. Step 3: Cross multiply
    7,379.56x = 10,182.66 × 4,235.20
  4. Step 4: Simplify right side
    7,379.56x = 43,125,601.63
  5. Step 5: Solve for x
    x = 43,125,601.63/7,379.56
  6. Step 6: Final answer
    x = 5,843.93

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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.