Home / 6,237.89-9,356.79-1,557.87

Finding the Fourth Proportional to 6,237.89, 9,356.79 and 1,557.87

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Solution

The fourth proportional to 6,237.89, 9,356.79 and 1,557.87 is: 2,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.89 : 9,356.79 = 1,557.87 : x
  2. Step 2: Convert to fraction form
    6,237.89/9,356.79 = 1,557.87/x
  3. Step 3: Cross multiply
    6,237.89x = 9,356.79 × 1,557.87
  4. Step 4: Simplify right side
    6,237.89x = 14,576,662.44
  5. Step 5: Solve for x
    x = 14,576,662.44/6,237.89
  6. Step 6: Final answer
    x = 2,336.79

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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.