Home / 11,901.51-17,852.40-4,108.50

Finding the Fourth Proportional to 11,901.51, 17,852.40 and 4,108.50

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Solution

The fourth proportional to 11,901.51, 17,852.40 and 4,108.50 is: 6,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.51 : 17,852.40 = 4,108.50 : x
  2. Step 2: Convert to fraction form
    11,901.51/17,852.40 = 4,108.50/x
  3. Step 3: Cross multiply
    11,901.51x = 17,852.40 × 4,108.50
  4. Step 4: Simplify right side
    11,901.51x = 73,346,585.40
  5. Step 5: Solve for x
    x = 73,346,585.40/11,901.51
  6. Step 6: Final answer
    x = 6,162.80

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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.