Home / 4,627.19-6,929.66-2,646.81

Finding the Fourth Proportional to 4,627.19, 6,929.66 and 2,646.81

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Solution

The fourth proportional to 4,627.19, 6,929.66 and 2,646.81 is: 3,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.19 : 6,929.66 = 2,646.81 : x
  2. Step 2: Convert to fraction form
    4,627.19/6,929.66 = 2,646.81/x
  3. Step 3: Cross multiply
    4,627.19x = 6,929.66 × 2,646.81
  4. Step 4: Simplify right side
    4,627.19x = 18,341,525.99
  5. Step 5: Solve for x
    x = 18,341,525.99/4,627.19
  6. Step 6: Final answer
    x = 3,963.86

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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.