Home / 3,318.10-4,579.04-1,825.93

Finding the Fourth Proportional to 3,318.10, 4,579.04 and 1,825.93

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Solution

The fourth proportional to 3,318.10, 4,579.04 and 1,825.93 is: 2,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.10 : 4,579.04 = 1,825.93 : x
  2. Step 2: Convert to fraction form
    3,318.10/4,579.04 = 1,825.93/x
  3. Step 3: Cross multiply
    3,318.10x = 4,579.04 × 1,825.93
  4. Step 4: Simplify right side
    3,318.10x = 8,361,006.51
  5. Step 5: Solve for x
    x = 8,361,006.51/3,318.10
  6. Step 6: Final answer
    x = 2,519.82

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1.5x scale

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.