Home / 3,435.14-5,151.70-1,460.75

Finding the Fourth Proportional to 3,435.14, 5,151.70 and 1,460.75

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Solution

The fourth proportional to 3,435.14, 5,151.70 and 1,460.75 is: 2,190.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.14 : 5,151.70 = 1,460.75 : x
  2. Step 2: Convert to fraction form
    3,435.14/5,151.70 = 1,460.75/x
  3. Step 3: Cross multiply
    3,435.14x = 5,151.70 × 1,460.75
  4. Step 4: Simplify right side
    3,435.14x = 7,525,345.78
  5. Step 5: Solve for x
    x = 7,525,345.78/3,435.14
  6. Step 6: Final answer
    x = 2,190.70

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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.