Home / 11,513.23-15,883.08-7,036.14

Finding the Fourth Proportional to 11,513.23, 15,883.08 and 7,036.14

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Solution

The fourth proportional to 11,513.23, 15,883.08 and 7,036.14 is: 9,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.23 : 15,883.08 = 7,036.14 : x
  2. Step 2: Convert to fraction form
    11,513.23/15,883.08 = 7,036.14/x
  3. Step 3: Cross multiply
    11,513.23x = 15,883.08 × 7,036.14
  4. Step 4: Simplify right side
    11,513.23x = 111,755,557.92
  5. Step 5: Solve for x
    x = 111,755,557.92/11,513.23
  6. Step 6: Final answer
    x = 9,706.71

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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.