Home / 8,828.19-13,242.26-5,543.59

Finding the Fourth Proportional to 8,828.19, 13,242.26 and 5,543.59

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Solution

The fourth proportional to 8,828.19, 13,242.26 and 5,543.59 is: 8,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.19 : 13,242.26 = 5,543.59 : x
  2. Step 2: Convert to fraction form
    8,828.19/13,242.26 = 5,543.59/x
  3. Step 3: Cross multiply
    8,828.19x = 13,242.26 × 5,543.59
  4. Step 4: Simplify right side
    8,828.19x = 73,409,566.18
  5. Step 5: Solve for x
    x = 73,409,566.18/8,828.19
  6. Step 6: Final answer
    x = 8,315.36

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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.