Home / 7,424.24-11,134.67-2,159.33

Finding the Fourth Proportional to 7,424.24, 11,134.67 and 2,159.33

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Solution

The fourth proportional to 7,424.24, 11,134.67 and 2,159.33 is: 3,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.24 : 11,134.67 = 2,159.33 : x
  2. Step 2: Convert to fraction form
    7,424.24/11,134.67 = 2,159.33/x
  3. Step 3: Cross multiply
    7,424.24x = 11,134.67 × 2,159.33
  4. Step 4: Simplify right side
    7,424.24x = 24,043,360.50
  5. Step 5: Solve for x
    x = 24,043,360.50/7,424.24
  6. Step 6: Final answer
    x = 3,238.50

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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.