Home / 3,051.29-4,210.78-1,654.04

Finding the Fourth Proportional to 3,051.29, 4,210.78 and 1,654.04

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Solution

The fourth proportional to 3,051.29, 4,210.78 and 1,654.04 is: 2,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.29 : 4,210.78 = 1,654.04 : x
  2. Step 2: Convert to fraction form
    3,051.29/4,210.78 = 1,654.04/x
  3. Step 3: Cross multiply
    3,051.29x = 4,210.78 × 1,654.04
  4. Step 4: Simplify right side
    3,051.29x = 6,964,798.55
  5. Step 5: Solve for x
    x = 6,964,798.55/3,051.29
  6. Step 6: Final answer
    x = 2,282.58

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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.