Home / 8,828.48-13,242.72-3,281.70

Finding the Fourth Proportional to 8,828.48, 13,242.72 and 3,281.70

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Solution

The fourth proportional to 8,828.48, 13,242.72 and 3,281.70 is: 4,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.48 : 13,242.72 = 3,281.70 : x
  2. Step 2: Convert to fraction form
    8,828.48/13,242.72 = 3,281.70/x
  3. Step 3: Cross multiply
    8,828.48x = 13,242.72 × 3,281.70
  4. Step 4: Simplify right side
    8,828.48x = 43,458,696.19
  5. Step 5: Solve for x
    x = 43,458,696.19/8,828.48
  6. Step 6: Final answer
    x = 4,922.56

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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.