Home / 9,270.72-13,908.24-4,080.24

Finding the Fourth Proportional to 9,270.72, 13,908.24 and 4,080.24

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Solution

The fourth proportional to 9,270.72, 13,908.24 and 4,080.24 is: 6,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.72 : 13,908.24 = 4,080.24 : x
  2. Step 2: Convert to fraction form
    9,270.72/13,908.24 = 4,080.24/x
  3. Step 3: Cross multiply
    9,270.72x = 13,908.24 × 4,080.24
  4. Step 4: Simplify right side
    9,270.72x = 56,748,957.18
  5. Step 5: Solve for x
    x = 56,748,957.18/9,270.72
  6. Step 6: Final answer
    x = 6,121.31

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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.