Home / 4,645.79-6,411.04-2,656.31

Finding the Fourth Proportional to 4,645.79, 6,411.04 and 2,656.31

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Solution

The fourth proportional to 4,645.79, 6,411.04 and 2,656.31 is: 3,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.79 : 6,411.04 = 2,656.31 : x
  2. Step 2: Convert to fraction form
    4,645.79/6,411.04 = 2,656.31/x
  3. Step 3: Cross multiply
    4,645.79x = 6,411.04 × 2,656.31
  4. Step 4: Simplify right side
    4,645.79x = 17,029,709.66
  5. Step 5: Solve for x
    x = 17,029,709.66/4,645.79
  6. Step 6: Final answer
    x = 3,665.62

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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.