Home / 4,338.12-6,507.19-1,051.21

Finding the Fourth Proportional to 4,338.12, 6,507.19 and 1,051.21

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Solution

The fourth proportional to 4,338.12, 6,507.19 and 1,051.21 is: 1,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.12 : 6,507.19 = 1,051.21 : x
  2. Step 2: Convert to fraction form
    4,338.12/6,507.19 = 1,051.21/x
  3. Step 3: Cross multiply
    4,338.12x = 6,507.19 × 1,051.21
  4. Step 4: Simplify right side
    4,338.12x = 6,840,390.66
  5. Step 5: Solve for x
    x = 6,840,390.66/4,338.12
  6. Step 6: Final answer
    x = 1,576.81

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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.