Home / 3,537.98-5,307.88-1,345.51

Finding the Fourth Proportional to 3,537.98, 5,307.88 and 1,345.51

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Solution

The fourth proportional to 3,537.98, 5,307.88 and 1,345.51 is: 2,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.98 : 5,307.88 = 1,345.51 : x
  2. Step 2: Convert to fraction form
    3,537.98/5,307.88 = 1,345.51/x
  3. Step 3: Cross multiply
    3,537.98x = 5,307.88 × 1,345.51
  4. Step 4: Simplify right side
    3,537.98x = 7,141,811.41
  5. Step 5: Solve for x
    x = 7,141,811.41/3,537.98
  6. Step 6: Final answer
    x = 2,018.61

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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.