Home / 3,419.16-5,130.75-1,444.66

Finding the Fourth Proportional to 3,419.16, 5,130.75 and 1,444.66

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Solution

The fourth proportional to 3,419.16, 5,130.75 and 1,444.66 is: 2,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.16 : 5,130.75 = 1,444.66 : x
  2. Step 2: Convert to fraction form
    3,419.16/5,130.75 = 1,444.66/x
  3. Step 3: Cross multiply
    3,419.16x = 5,130.75 × 1,444.66
  4. Step 4: Simplify right side
    3,419.16x = 7,412,177.82
  5. Step 5: Solve for x
    x = 7,412,177.82/3,419.16
  6. Step 6: Final answer
    x = 2,167.84

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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.