Home / 4,923.22-7,382.36-1,635.16

Finding the Fourth Proportional to 4,923.22, 7,382.36 and 1,635.16

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Solution

The fourth proportional to 4,923.22, 7,382.36 and 1,635.16 is: 2,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.22 : 7,382.36 = 1,635.16 : x
  2. Step 2: Convert to fraction form
    4,923.22/7,382.36 = 1,635.16/x
  3. Step 3: Cross multiply
    4,923.22x = 7,382.36 × 1,635.16
  4. Step 4: Simplify right side
    4,923.22x = 12,071,325.41
  5. Step 5: Solve for x
    x = 12,071,325.41/4,923.22
  6. Step 6: Final answer
    x = 2,451.92

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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.