Home / 10,936.58-15,086.58-9,036.93

Finding the Fourth Proportional to 10,936.58, 15,086.58 and 9,036.93

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Solution

The fourth proportional to 10,936.58, 15,086.58 and 9,036.93 is: 12,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.58 : 15,086.58 = 9,036.93 : x
  2. Step 2: Convert to fraction form
    10,936.58/15,086.58 = 9,036.93/x
  3. Step 3: Cross multiply
    10,936.58x = 15,086.58 × 9,036.93
  4. Step 4: Simplify right side
    10,936.58x = 136,336,329.68
  5. Step 5: Solve for x
    x = 136,336,329.68/10,936.58
  6. Step 6: Final answer
    x = 12,466.08

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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.