Home / 5,077.60-7,614.94-1,957.36

Finding the Fourth Proportional to 5,077.60, 7,614.94 and 1,957.36

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Solution

The fourth proportional to 5,077.60, 7,614.94 and 1,957.36 is: 2,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.60 : 7,614.94 = 1,957.36 : x
  2. Step 2: Convert to fraction form
    5,077.60/7,614.94 = 1,957.36/x
  3. Step 3: Cross multiply
    5,077.60x = 7,614.94 × 1,957.36
  4. Step 4: Simplify right side
    5,077.60x = 14,905,178.96
  5. Step 5: Solve for x
    x = 14,905,178.96/5,077.60
  6. Step 6: Final answer
    x = 2,935.48

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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.