Home / 2,239.76-3,360.56-1,006.34

Finding the Fourth Proportional to 2,239.76, 3,360.56 and 1,006.34

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Solution

The fourth proportional to 2,239.76, 3,360.56 and 1,006.34 is: 1,509.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.76 : 3,360.56 = 1,006.34 : x
  2. Step 2: Convert to fraction form
    2,239.76/3,360.56 = 1,006.34/x
  3. Step 3: Cross multiply
    2,239.76x = 3,360.56 × 1,006.34
  4. Step 4: Simplify right side
    2,239.76x = 3,381,844.12
  5. Step 5: Solve for x
    x = 3,381,844.12/2,239.76
  6. Step 6: Final answer
    x = 1,509.91

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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.