Home / 7,823.13-11,733.48-2,558.10

Finding the Fourth Proportional to 7,823.13, 11,733.48 and 2,558.10

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Solution

The fourth proportional to 7,823.13, 11,733.48 and 2,558.10 is: 3,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.13 : 11,733.48 = 2,558.10 : x
  2. Step 2: Convert to fraction form
    7,823.13/11,733.48 = 2,558.10/x
  3. Step 3: Cross multiply
    7,823.13x = 11,733.48 × 2,558.10
  4. Step 4: Simplify right side
    7,823.13x = 30,015,415.19
  5. Step 5: Solve for x
    x = 30,015,415.19/7,823.13
  6. Step 6: Final answer
    x = 3,836.75

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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.