Home / 4,618.35-6,930.02-2,152.57

Finding the Fourth Proportional to 4,618.35, 6,930.02 and 2,152.57

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Solution

The fourth proportional to 4,618.35, 6,930.02 and 2,152.57 is: 3,230.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.35 : 6,930.02 = 2,152.57 : x
  2. Step 2: Convert to fraction form
    4,618.35/6,930.02 = 2,152.57/x
  3. Step 3: Cross multiply
    4,618.35x = 6,930.02 × 2,152.57
  4. Step 4: Simplify right side
    4,618.35x = 14,917,353.15
  5. Step 5: Solve for x
    x = 14,917,353.15/4,618.35
  6. Step 6: Final answer
    x = 3,230.02

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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.