Home / 4,719.68-6,513.36-2,949.92

Finding the Fourth Proportional to 4,719.68, 6,513.36 and 2,949.92

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Solution

The fourth proportional to 4,719.68, 6,513.36 and 2,949.92 is: 4,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.68 : 6,513.36 = 2,949.92 : x
  2. Step 2: Convert to fraction form
    4,719.68/6,513.36 = 2,949.92/x
  3. Step 3: Cross multiply
    4,719.68x = 6,513.36 × 2,949.92
  4. Step 4: Simplify right side
    4,719.68x = 19,213,890.93
  5. Step 5: Solve for x
    x = 19,213,890.93/4,719.68
  6. Step 6: Final answer
    x = 4,071.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.