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Finding the Fourth Proportional to 5,470.03, 7,548.03 and 3,080.11

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Solution

The fourth proportional to 5,470.03, 7,548.03 and 3,080.11 is: 4,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.03 : 7,548.03 = 3,080.11 : x
  2. Step 2: Convert to fraction form
    5,470.03/7,548.03 = 3,080.11/x
  3. Step 3: Cross multiply
    5,470.03x = 7,548.03 × 3,080.11
  4. Step 4: Simplify right side
    5,470.03x = 23,248,762.68
  5. Step 5: Solve for x
    x = 23,248,762.68/5,470.03
  6. Step 6: Final answer
    x = 4,250.21

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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.