Home / 13,077.05-19,610.37-4,752.51

Finding the Fourth Proportional to 13,077.05, 19,610.37 and 4,752.51

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Solution

The fourth proportional to 13,077.05, 19,610.37 and 4,752.51 is: 7,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.05 : 19,610.37 = 4,752.51 : x
  2. Step 2: Convert to fraction form
    13,077.05/19,610.37 = 4,752.51/x
  3. Step 3: Cross multiply
    13,077.05x = 19,610.37 × 4,752.51
  4. Step 4: Simplify right side
    13,077.05x = 93,198,479.53
  5. Step 5: Solve for x
    x = 93,198,479.53/13,077.05
  6. Step 6: Final answer
    x = 7,126.88

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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.