Home / 3,610.34-5,415.65-1,013.35

Finding the Fourth Proportional to 3,610.34, 5,415.65 and 1,013.35

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Solution

The fourth proportional to 3,610.34, 5,415.65 and 1,013.35 is: 1,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.34 : 5,415.65 = 1,013.35 : x
  2. Step 2: Convert to fraction form
    3,610.34/5,415.65 = 1,013.35/x
  3. Step 3: Cross multiply
    3,610.34x = 5,415.65 × 1,013.35
  4. Step 4: Simplify right side
    3,610.34x = 5,487,916.78
  5. Step 5: Solve for x
    x = 5,487,916.78/3,610.34
  6. Step 6: Final answer
    x = 1,520.06

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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.