Home / 11,052.61-15,252.46-7,281.25

Finding the Fourth Proportional to 11,052.61, 15,252.46 and 7,281.25

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Solution

The fourth proportional to 11,052.61, 15,252.46 and 7,281.25 is: 10,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.61 : 15,252.46 = 7,281.25 : x
  2. Step 2: Convert to fraction form
    11,052.61/15,252.46 = 7,281.25/x
  3. Step 3: Cross multiply
    11,052.61x = 15,252.46 × 7,281.25
  4. Step 4: Simplify right side
    11,052.61x = 111,056,918.04
  5. Step 5: Solve for x
    x = 111,056,918.04/11,052.61
  6. Step 6: Final answer
    x = 10,048.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.