Home / 4,051.20-6,077.37-1,971.30

Finding the Fourth Proportional to 4,051.20, 6,077.37 and 1,971.30

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Solution

The fourth proportional to 4,051.20, 6,077.37 and 1,971.30 is: 2,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.20 : 6,077.37 = 1,971.30 : x
  2. Step 2: Convert to fraction form
    4,051.20/6,077.37 = 1,971.30/x
  3. Step 3: Cross multiply
    4,051.20x = 6,077.37 × 1,971.30
  4. Step 4: Simplify right side
    4,051.20x = 11,980,319.48
  5. Step 5: Solve for x
    x = 11,980,319.48/4,051.20
  6. Step 6: Final answer
    x = 2,957.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.