Home / 4,659.15-6,429.62-2,669.70

Finding the Fourth Proportional to 4,659.15, 6,429.62 and 2,669.70

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Solution

The fourth proportional to 4,659.15, 6,429.62 and 2,669.70 is: 3,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.15 : 6,429.62 = 2,669.70 : x
  2. Step 2: Convert to fraction form
    4,659.15/6,429.62 = 2,669.70/x
  3. Step 3: Cross multiply
    4,659.15x = 6,429.62 × 2,669.70
  4. Step 4: Simplify right side
    4,659.15x = 17,165,143.17
  5. Step 5: Solve for x
    x = 17,165,143.17/4,659.15
  6. Step 6: Final answer
    x = 3,684.18

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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.