Home / 3,434.80-5,151.96-1,460.68

Finding the Fourth Proportional to 3,434.80, 5,151.96 and 1,460.68

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Solution

The fourth proportional to 3,434.80, 5,151.96 and 1,460.68 is: 2,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.80 : 5,151.96 = 1,460.68 : x
  2. Step 2: Convert to fraction form
    3,434.80/5,151.96 = 1,460.68/x
  3. Step 3: Cross multiply
    3,434.80x = 5,151.96 × 1,460.68
  4. Step 4: Simplify right side
    3,434.80x = 7,525,364.93
  5. Step 5: Solve for x
    x = 7,525,364.93/3,434.80
  6. Step 6: Final answer
    x = 2,190.92

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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.