Home / 3,650.18-5,478.10-1,460.34

Finding the Fourth Proportional to 3,650.18, 5,478.10 and 1,460.34

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Solution

The fourth proportional to 3,650.18, 5,478.10 and 1,460.34 is: 2,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.18 : 5,478.10 = 1,460.34 : x
  2. Step 2: Convert to fraction form
    3,650.18/5,478.10 = 1,460.34/x
  3. Step 3: Cross multiply
    3,650.18x = 5,478.10 × 1,460.34
  4. Step 4: Simplify right side
    3,650.18x = 7,999,884.90
  5. Step 5: Solve for x
    x = 7,999,884.90/3,650.18
  6. Step 6: Final answer
    x = 2,191.64

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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.