Home / 7,656.03-11,473.33-4,138.45

Finding the Fourth Proportional to 7,656.03, 11,473.33 and 4,138.45

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Solution

The fourth proportional to 7,656.03, 11,473.33 and 4,138.45 is: 6,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.03 : 11,473.33 = 4,138.45 : x
  2. Step 2: Convert to fraction form
    7,656.03/11,473.33 = 4,138.45/x
  3. Step 3: Cross multiply
    7,656.03x = 11,473.33 × 4,138.45
  4. Step 4: Simplify right side
    7,656.03x = 47,481,802.54
  5. Step 5: Solve for x
    x = 47,481,802.54/7,656.03
  6. Step 6: Final answer
    x = 6,201.88

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1.5x scale

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.