Home / 2,901.36-4,349.52-1,257.96

Finding the Fourth Proportional to 2,901.36, 4,349.52 and 1,257.96

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Solution

The fourth proportional to 2,901.36, 4,349.52 and 1,257.96 is: 1,885.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.36 : 4,349.52 = 1,257.96 : x
  2. Step 2: Convert to fraction form
    2,901.36/4,349.52 = 1,257.96/x
  3. Step 3: Cross multiply
    2,901.36x = 4,349.52 × 1,257.96
  4. Step 4: Simplify right side
    2,901.36x = 5,471,522.18
  5. Step 5: Solve for x
    x = 5,471,522.18/2,901.36
  6. Step 6: Final answer
    x = 1,885.85

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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.