Home / 11,087.34-15,295.94-7,732.14

Finding the Fourth Proportional to 11,087.34, 15,295.94 and 7,732.14

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Solution

The fourth proportional to 11,087.34, 15,295.94 and 7,732.14 is: 10,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.34 : 15,295.94 = 7,732.14 : x
  2. Step 2: Convert to fraction form
    11,087.34/15,295.94 = 7,732.14/x
  3. Step 3: Cross multiply
    11,087.34x = 15,295.94 × 7,732.14
  4. Step 4: Simplify right side
    11,087.34x = 118,270,349.51
  5. Step 5: Solve for x
    x = 118,270,349.51/11,087.34
  6. Step 6: Final answer
    x = 10,667.15

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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.