Home / 11,522.05-15,901.62-7,048.77

Finding the Fourth Proportional to 11,522.05, 15,901.62 and 7,048.77

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Solution

The fourth proportional to 11,522.05, 15,901.62 and 7,048.77 is: 9,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.05 : 15,901.62 = 7,048.77 : x
  2. Step 2: Convert to fraction form
    11,522.05/15,901.62 = 7,048.77/x
  3. Step 3: Cross multiply
    11,522.05x = 15,901.62 × 7,048.77
  4. Step 4: Simplify right side
    11,522.05x = 112,086,865.39
  5. Step 5: Solve for x
    x = 112,086,865.39/11,522.05
  6. Step 6: Final answer
    x = 9,728.03

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1.5x scale

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.