Home / 3,564.70-5,348.65-1,615.90

Finding the Fourth Proportional to 3,564.70, 5,348.65 and 1,615.90

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Solution

The fourth proportional to 3,564.70, 5,348.65 and 1,615.90 is: 2,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.70 : 5,348.65 = 1,615.90 : x
  2. Step 2: Convert to fraction form
    3,564.70/5,348.65 = 1,615.90/x
  3. Step 3: Cross multiply
    3,564.70x = 5,348.65 × 1,615.90
  4. Step 4: Simplify right side
    3,564.70x = 8,642,883.54
  5. Step 5: Solve for x
    x = 8,642,883.54/3,564.70
  6. Step 6: Final answer
    x = 2,424.58

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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.