Home / 8,828.70-13,247.90-5,368.38

Finding the Fourth Proportional to 8,828.70, 13,247.90 and 5,368.38

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Solution

The fourth proportional to 8,828.70, 13,247.90 and 5,368.38 is: 8,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.70 : 13,247.90 = 5,368.38 : x
  2. Step 2: Convert to fraction form
    8,828.70/13,247.90 = 5,368.38/x
  3. Step 3: Cross multiply
    8,828.70x = 13,247.90 × 5,368.38
  4. Step 4: Simplify right side
    8,828.70x = 71,119,761.40
  5. Step 5: Solve for x
    x = 71,119,761.40/8,828.70
  6. Step 6: Final answer
    x = 8,055.52

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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.