Home / 4,901-7,351.60-1,614.36

Finding the Fourth Proportional to 4,901, 7,351.60 and 1,614.36

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Solution

The fourth proportional to 4,901, 7,351.60 and 1,614.36 is: 2,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901 : 7,351.60 = 1,614.36 : x
  2. Step 2: Convert to fraction form
    4,901/7,351.60 = 1,614.36/x
  3. Step 3: Cross multiply
    4,901x = 7,351.60 × 1,614.36
  4. Step 4: Simplify right side
    4,901x = 11,868,128.98
  5. Step 5: Solve for x
    x = 11,868,128.98/4,901
  6. Step 6: Final answer
    x = 2,421.57

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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.