Home / 3,510.03-5,261.40-1,429.14

Finding the Fourth Proportional to 3,510.03, 5,261.40 and 1,429.14

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Solution

The fourth proportional to 3,510.03, 5,261.40 and 1,429.14 is: 2,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.03 : 5,261.40 = 1,429.14 : x
  2. Step 2: Convert to fraction form
    3,510.03/5,261.40 = 1,429.14/x
  3. Step 3: Cross multiply
    3,510.03x = 5,261.40 × 1,429.14
  4. Step 4: Simplify right side
    3,510.03x = 7,519,277.20
  5. Step 5: Solve for x
    x = 7,519,277.20/3,510.03
  6. Step 6: Final answer
    x = 2,142.23

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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.