Home / 7,626.70-11,437.37-2,288.29

Finding the Fourth Proportional to 7,626.70, 11,437.37 and 2,288.29

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Solution

The fourth proportional to 7,626.70, 11,437.37 and 2,288.29 is: 3,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.70 : 11,437.37 = 2,288.29 : x
  2. Step 2: Convert to fraction form
    7,626.70/11,437.37 = 2,288.29/x
  3. Step 3: Cross multiply
    7,626.70x = 11,437.37 × 2,288.29
  4. Step 4: Simplify right side
    7,626.70x = 26,172,019.40
  5. Step 5: Solve for x
    x = 26,172,019.40/7,626.70
  6. Step 6: Final answer
    x = 3,431.63

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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.