Home / 11,486.44-15,860.62-9,362.28

Finding the Fourth Proportional to 11,486.44, 15,860.62 and 9,362.28

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Solution

The fourth proportional to 11,486.44, 15,860.62 and 9,362.28 is: 12,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.44 : 15,860.62 = 9,362.28 : x
  2. Step 2: Convert to fraction form
    11,486.44/15,860.62 = 9,362.28/x
  3. Step 3: Cross multiply
    11,486.44x = 15,860.62 × 9,362.28
  4. Step 4: Simplify right side
    11,486.44x = 148,491,565.41
  5. Step 5: Solve for x
    x = 148,491,565.41/11,486.44
  6. Step 6: Final answer
    x = 12,927.55

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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.