Home / 3,651.14-5,478.55-1,460.50

Finding the Fourth Proportional to 3,651.14, 5,478.55 and 1,460.50

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Solution

The fourth proportional to 3,651.14, 5,478.55 and 1,460.50 is: 2,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.14 : 5,478.55 = 1,460.50 : x
  2. Step 2: Convert to fraction form
    3,651.14/5,478.55 = 1,460.50/x
  3. Step 3: Cross multiply
    3,651.14x = 5,478.55 × 1,460.50
  4. Step 4: Simplify right side
    3,651.14x = 8,001,422.28
  5. Step 5: Solve for x
    x = 8,001,422.28/3,651.14
  6. Step 6: Final answer
    x = 2,191.49

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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.