Home / 8,828.56-13,242.82-5,543.96

Finding the Fourth Proportional to 8,828.56, 13,242.82 and 5,543.96

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Solution

The fourth proportional to 8,828.56, 13,242.82 and 5,543.96 is: 8,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.56 : 13,242.82 = 5,543.96 : x
  2. Step 2: Convert to fraction form
    8,828.56/13,242.82 = 5,543.96/x
  3. Step 3: Cross multiply
    8,828.56x = 13,242.82 × 5,543.96
  4. Step 4: Simplify right side
    8,828.56x = 73,417,664.37
  5. Step 5: Solve for x
    x = 73,417,664.37/8,828.56
  6. Step 6: Final answer
    x = 8,315.93

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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.