Home / 5,038.26-7,553.40-1,917.64

Finding the Fourth Proportional to 5,038.26, 7,553.40 and 1,917.64

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Solution

The fourth proportional to 5,038.26, 7,553.40 and 1,917.64 is: 2,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.26 : 7,553.40 = 1,917.64 : x
  2. Step 2: Convert to fraction form
    5,038.26/7,553.40 = 1,917.64/x
  3. Step 3: Cross multiply
    5,038.26x = 7,553.40 × 1,917.64
  4. Step 4: Simplify right side
    5,038.26x = 14,484,701.98
  5. Step 5: Solve for x
    x = 14,484,701.98/5,038.26
  6. Step 6: Final answer
    x = 2,874.94

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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.