Home / 10,975.62-16,457.30-7,470.36

Finding the Fourth Proportional to 10,975.62, 16,457.30 and 7,470.36

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Solution

The fourth proportional to 10,975.62, 16,457.30 and 7,470.36 is: 11,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.62 : 16,457.30 = 7,470.36 : x
  2. Step 2: Convert to fraction form
    10,975.62/16,457.30 = 7,470.36/x
  3. Step 3: Cross multiply
    10,975.62x = 16,457.30 × 7,470.36
  4. Step 4: Simplify right side
    10,975.62x = 122,941,918.28
  5. Step 5: Solve for x
    x = 122,941,918.28/10,975.62
  6. Step 6: Final answer
    x = 11,201.36

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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.