Home / 3,537.15-5,305.86-1,345.56

Finding the Fourth Proportional to 3,537.15, 5,305.86 and 1,345.56

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Solution

The fourth proportional to 3,537.15, 5,305.86 and 1,345.56 is: 2,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.15 : 5,305.86 = 1,345.56 : x
  2. Step 2: Convert to fraction form
    3,537.15/5,305.86 = 1,345.56/x
  3. Step 3: Cross multiply
    3,537.15x = 5,305.86 × 1,345.56
  4. Step 4: Simplify right side
    3,537.15x = 7,139,352.98
  5. Step 5: Solve for x
    x = 7,139,352.98/3,537.15
  6. Step 6: Final answer
    x = 2,018.39

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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.