Home / 3,009.76-4,515.36-1,061.44

Finding the Fourth Proportional to 3,009.76, 4,515.36 and 1,061.44

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Solution

The fourth proportional to 3,009.76, 4,515.36 and 1,061.44 is: 1,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.76 : 4,515.36 = 1,061.44 : x
  2. Step 2: Convert to fraction form
    3,009.76/4,515.36 = 1,061.44/x
  3. Step 3: Cross multiply
    3,009.76x = 4,515.36 × 1,061.44
  4. Step 4: Simplify right side
    3,009.76x = 4,792,783.72
  5. Step 5: Solve for x
    x = 4,792,783.72/3,009.76
  6. Step 6: Final answer
    x = 1,592.41

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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.