Home / 7,426.62-11,129.00-4,135.19

Finding the Fourth Proportional to 7,426.62, 11,129.00 and 4,135.19

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Solution

The fourth proportional to 7,426.62, 11,129.00 and 4,135.19 is: 6,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.62 : 11,129.00 = 4,135.19 : x
  2. Step 2: Convert to fraction form
    7,426.62/11,129.00 = 4,135.19/x
  3. Step 3: Cross multiply
    7,426.62x = 11,129.00 × 4,135.19
  4. Step 4: Simplify right side
    7,426.62x = 46,020,453.19
  5. Step 5: Solve for x
    x = 46,020,453.19/7,426.62
  6. Step 6: Final answer
    x = 6,196.69

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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.