Home / 4,618.50-6,929.78-2,426.72

Finding the Fourth Proportional to 4,618.50, 6,929.78 and 2,426.72

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Solution

The fourth proportional to 4,618.50, 6,929.78 and 2,426.72 is: 3,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.50 : 6,929.78 = 2,426.72 : x
  2. Step 2: Convert to fraction form
    4,618.50/6,929.78 = 2,426.72/x
  3. Step 3: Cross multiply
    4,618.50x = 6,929.78 × 2,426.72
  4. Step 4: Simplify right side
    4,618.50x = 16,816,588.94
  5. Step 5: Solve for x
    x = 16,816,588.94/4,618.50
  6. Step 6: Final answer
    x = 3,641.14

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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.