Home / 7,379.08-10,181.96-4,148.26

Finding the Fourth Proportional to 7,379.08, 10,181.96 and 4,148.26

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Solution

The fourth proportional to 7,379.08, 10,181.96 and 4,148.26 is: 5,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.08 : 10,181.96 = 4,148.26 : x
  2. Step 2: Convert to fraction form
    7,379.08/10,181.96 = 4,148.26/x
  3. Step 3: Cross multiply
    7,379.08x = 10,181.96 × 4,148.26
  4. Step 4: Simplify right side
    7,379.08x = 42,237,417.39
  5. Step 5: Solve for x
    x = 42,237,417.39/7,379.08
  6. Step 6: Final answer
    x = 5,723.94

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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.