Home / 11,039.34-15,226.26-7,007.37

Finding the Fourth Proportional to 11,039.34, 15,226.26 and 7,007.37

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Solution

The fourth proportional to 11,039.34, 15,226.26 and 7,007.37 is: 9,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.34 : 15,226.26 = 7,007.37 : x
  2. Step 2: Convert to fraction form
    11,039.34/15,226.26 = 7,007.37/x
  3. Step 3: Cross multiply
    11,039.34x = 15,226.26 × 7,007.37
  4. Step 4: Simplify right side
    11,039.34x = 106,696,037.54
  5. Step 5: Solve for x
    x = 106,696,037.54/11,039.34
  6. Step 6: Final answer
    x = 9,665.07

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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.