Home / 9,326.44-13,989.66-3,084.78

Finding the Fourth Proportional to 9,326.44, 13,989.66 and 3,084.78

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Solution

The fourth proportional to 9,326.44, 13,989.66 and 3,084.78 is: 4,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.44 : 13,989.66 = 3,084.78 : x
  2. Step 2: Convert to fraction form
    9,326.44/13,989.66 = 3,084.78/x
  3. Step 3: Cross multiply
    9,326.44x = 13,989.66 × 3,084.78
  4. Step 4: Simplify right side
    9,326.44x = 43,154,953.43
  5. Step 5: Solve for x
    x = 43,154,953.43/9,326.44
  6. Step 6: Final answer
    x = 4,627.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.