Home / 5,068.16-6,992.49-2,829.72

Finding the Fourth Proportional to 5,068.16, 6,992.49 and 2,829.72

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Solution

The fourth proportional to 5,068.16, 6,992.49 and 2,829.72 is: 3,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.16 : 6,992.49 = 2,829.72 : x
  2. Step 2: Convert to fraction form
    5,068.16/6,992.49 = 2,829.72/x
  3. Step 3: Cross multiply
    5,068.16x = 6,992.49 × 2,829.72
  4. Step 4: Simplify right side
    5,068.16x = 19,786,788.80
  5. Step 5: Solve for x
    x = 19,786,788.80/5,068.16
  6. Step 6: Final answer
    x = 3,904.14

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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.