Home / 2,184.13-3,276.71-624.16

Finding the Fourth Proportional to 2,184.13, 3,276.71 and 624.16

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Solution

The fourth proportional to 2,184.13, 3,276.71 and 624.16 is: 936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.13 : 3,276.71 = 624.16 : x
  2. Step 2: Convert to fraction form
    2,184.13/3,276.71 = 624.16/x
  3. Step 3: Cross multiply
    2,184.13x = 3,276.71 × 624.16
  4. Step 4: Simplify right side
    2,184.13x = 2,045,176.20
  5. Step 5: Solve for x
    x = 2,045,176.20/2,184.13
  6. Step 6: Final answer
    x = 936.38

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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.