Home / 8,803.04-13,201.56-3,869.36

Finding the Fourth Proportional to 8,803.04, 13,201.56 and 3,869.36

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Solution

The fourth proportional to 8,803.04, 13,201.56 and 3,869.36 is: 5,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.04 : 13,201.56 = 3,869.36 : x
  2. Step 2: Convert to fraction form
    8,803.04/13,201.56 = 3,869.36/x
  3. Step 3: Cross multiply
    8,803.04x = 13,201.56 × 3,869.36
  4. Step 4: Simplify right side
    8,803.04x = 51,081,588.20
  5. Step 5: Solve for x
    x = 51,081,588.20/8,803.04
  6. Step 6: Final answer
    x = 5,802.72

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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.