Home / 3,465.51-5,195.15-1,273.70

Finding the Fourth Proportional to 3,465.51, 5,195.15 and 1,273.70

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Solution

The fourth proportional to 3,465.51, 5,195.15 and 1,273.70 is: 1,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.51 : 5,195.15 = 1,273.70 : x
  2. Step 2: Convert to fraction form
    3,465.51/5,195.15 = 1,273.70/x
  3. Step 3: Cross multiply
    3,465.51x = 5,195.15 × 1,273.70
  4. Step 4: Simplify right side
    3,465.51x = 6,617,062.56
  5. Step 5: Solve for x
    x = 6,617,062.56/3,465.51
  6. Step 6: Final answer
    x = 1,909.41

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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.