Home / 1,537.48-2,302.96-1,276.84

Finding the Fourth Proportional to 1,537.48, 2,302.96 and 1,276.84

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Solution

The fourth proportional to 1,537.48, 2,302.96 and 1,276.84 is: 1,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.48 : 2,302.96 = 1,276.84 : x
  2. Step 2: Convert to fraction form
    1,537.48/2,302.96 = 1,276.84/x
  3. Step 3: Cross multiply
    1,537.48x = 2,302.96 × 1,276.84
  4. Step 4: Simplify right side
    1,537.48x = 2,940,511.45
  5. Step 5: Solve for x
    x = 2,940,511.45/1,537.48
  6. Step 6: Final answer
    x = 1,912.55

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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.