Home / 11,313.03-15,609.69-7,333.59

Finding the Fourth Proportional to 11,313.03, 15,609.69 and 7,333.59

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Solution

The fourth proportional to 11,313.03, 15,609.69 and 7,333.59 is: 10,118.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.03 : 15,609.69 = 7,333.59 : x
  2. Step 2: Convert to fraction form
    11,313.03/15,609.69 = 7,333.59/x
  3. Step 3: Cross multiply
    11,313.03x = 15,609.69 × 7,333.59
  4. Step 4: Simplify right side
    11,313.03x = 114,475,066.49
  5. Step 5: Solve for x
    x = 114,475,066.49/11,313.03
  6. Step 6: Final answer
    x = 10,118.87

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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.