Home / 4,158.72-6,237.96-1,237.02

Finding the Fourth Proportional to 4,158.72, 6,237.96 and 1,237.02

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Solution

The fourth proportional to 4,158.72, 6,237.96 and 1,237.02 is: 1,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.72 : 6,237.96 = 1,237.02 : x
  2. Step 2: Convert to fraction form
    4,158.72/6,237.96 = 1,237.02/x
  3. Step 3: Cross multiply
    4,158.72x = 6,237.96 × 1,237.02
  4. Step 4: Simplify right side
    4,158.72x = 7,716,481.28
  5. Step 5: Solve for x
    x = 7,716,481.28/4,158.72
  6. Step 6: Final answer
    x = 1,855.49

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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.