Home / 7,826.21-11,733.45-2,894.93

Finding the Fourth Proportional to 7,826.21, 11,733.45 and 2,894.93

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Solution

The fourth proportional to 7,826.21, 11,733.45 and 2,894.93 is: 4,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.21 : 11,733.45 = 2,894.93 : x
  2. Step 2: Convert to fraction form
    7,826.21/11,733.45 = 2,894.93/x
  3. Step 3: Cross multiply
    7,826.21x = 11,733.45 × 2,894.93
  4. Step 4: Simplify right side
    7,826.21x = 33,967,457.74
  5. Step 5: Solve for x
    x = 33,967,457.74/7,826.21
  6. Step 6: Final answer
    x = 4,340.22

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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.