Home / 3,051.22-4,210.23-1,791.79

Finding the Fourth Proportional to 3,051.22, 4,210.23 and 1,791.79

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Solution

The fourth proportional to 3,051.22, 4,210.23 and 1,791.79 is: 2,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.22 : 4,210.23 = 1,791.79 : x
  2. Step 2: Convert to fraction form
    3,051.22/4,210.23 = 1,791.79/x
  3. Step 3: Cross multiply
    3,051.22x = 4,210.23 × 1,791.79
  4. Step 4: Simplify right side
    3,051.22x = 7,543,848.01
  5. Step 5: Solve for x
    x = 7,543,848.01/3,051.22
  6. Step 6: Final answer
    x = 2,472.40

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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.