Home / 5,301.90-7,947.98-1,836.72

Finding the Fourth Proportional to 5,301.90, 7,947.98 and 1,836.72

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Solution

The fourth proportional to 5,301.90, 7,947.98 and 1,836.72 is: 2,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.90 : 7,947.98 = 1,836.72 : x
  2. Step 2: Convert to fraction form
    5,301.90/7,947.98 = 1,836.72/x
  3. Step 3: Cross multiply
    5,301.90x = 7,947.98 × 1,836.72
  4. Step 4: Simplify right side
    5,301.90x = 14,598,213.83
  5. Step 5: Solve for x
    x = 14,598,213.83/5,301.90
  6. Step 6: Final answer
    x = 2,753.39

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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.