Home / 9,482.14-14,217.12-3,939.32

Finding the Fourth Proportional to 9,482.14, 14,217.12 and 3,939.32

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Solution

The fourth proportional to 9,482.14, 14,217.12 and 3,939.32 is: 5,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.14 : 14,217.12 = 3,939.32 : x
  2. Step 2: Convert to fraction form
    9,482.14/14,217.12 = 3,939.32/x
  3. Step 3: Cross multiply
    9,482.14x = 14,217.12 × 3,939.32
  4. Step 4: Simplify right side
    9,482.14x = 56,005,785.16
  5. Step 5: Solve for x
    x = 56,005,785.16/9,482.14
  6. Step 6: Final answer
    x = 5,906.45

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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.