Home / 3,610.55-5,416.02-1,013.69

Finding the Fourth Proportional to 3,610.55, 5,416.02 and 1,013.69

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Solution

The fourth proportional to 3,610.55, 5,416.02 and 1,013.69 is: 1,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.55 : 5,416.02 = 1,013.69 : x
  2. Step 2: Convert to fraction form
    3,610.55/5,416.02 = 1,013.69/x
  3. Step 3: Cross multiply
    3,610.55x = 5,416.02 × 1,013.69
  4. Step 4: Simplify right side
    3,610.55x = 5,490,178.85
  5. Step 5: Solve for x
    x = 5,490,178.85/3,610.55
  6. Step 6: Final answer
    x = 1,520.59

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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.