Home / 7,828.04-11,742.05-2,633.92

Finding the Fourth Proportional to 7,828.04, 11,742.05 and 2,633.92

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Solution

The fourth proportional to 7,828.04, 11,742.05 and 2,633.92 is: 3,950.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.04 : 11,742.05 = 2,633.92 : x
  2. Step 2: Convert to fraction form
    7,828.04/11,742.05 = 2,633.92/x
  3. Step 3: Cross multiply
    7,828.04x = 11,742.05 × 2,633.92
  4. Step 4: Simplify right side
    7,828.04x = 30,927,597.57
  5. Step 5: Solve for x
    x = 30,927,597.57/7,828.04
  6. Step 6: Final answer
    x = 3,950.87

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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.