Home / 5,512.55-8,267.74-1,615.91

Finding the Fourth Proportional to 5,512.55, 8,267.74 and 1,615.91

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Solution

The fourth proportional to 5,512.55, 8,267.74 and 1,615.91 is: 2,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.55 : 8,267.74 = 1,615.91 : x
  2. Step 2: Convert to fraction form
    5,512.55/8,267.74 = 1,615.91/x
  3. Step 3: Cross multiply
    5,512.55x = 8,267.74 × 1,615.91
  4. Step 4: Simplify right side
    5,512.55x = 13,359,878.36
  5. Step 5: Solve for x
    x = 13,359,878.36/5,512.55
  6. Step 6: Final answer
    x = 2,423.54

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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.