Home / 7,360.13-11,029.46-3,412.59

Finding the Fourth Proportional to 7,360.13, 11,029.46 and 3,412.59

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Solution

The fourth proportional to 7,360.13, 11,029.46 and 3,412.59 is: 5,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.13 : 11,029.46 = 3,412.59 : x
  2. Step 2: Convert to fraction form
    7,360.13/11,029.46 = 3,412.59/x
  3. Step 3: Cross multiply
    7,360.13x = 11,029.46 × 3,412.59
  4. Step 4: Simplify right side
    7,360.13x = 37,639,043.94
  5. Step 5: Solve for x
    x = 37,639,043.94/7,360.13
  6. Step 6: Final answer
    x = 5,113.91

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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.