Home / 4,379.06-6,562.08-4,270.38

Finding the Fourth Proportional to 4,379.06, 6,562.08 and 4,270.38

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Solution

The fourth proportional to 4,379.06, 6,562.08 and 4,270.38 is: 6,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.06 : 6,562.08 = 4,270.38 : x
  2. Step 2: Convert to fraction form
    4,379.06/6,562.08 = 4,270.38/x
  3. Step 3: Cross multiply
    4,379.06x = 6,562.08 × 4,270.38
  4. Step 4: Simplify right side
    4,379.06x = 28,022,575.19
  5. Step 5: Solve for x
    x = 28,022,575.19/4,379.06
  6. Step 6: Final answer
    x = 6,399.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.