Home / 1,452.04-2,179.68-1,429.36

Finding the Fourth Proportional to 1,452.04, 2,179.68 and 1,429.36

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Solution

The fourth proportional to 1,452.04, 2,179.68 and 1,429.36 is: 2,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.04 : 2,179.68 = 1,429.36 : x
  2. Step 2: Convert to fraction form
    1,452.04/2,179.68 = 1,429.36/x
  3. Step 3: Cross multiply
    1,452.04x = 2,179.68 × 1,429.36
  4. Step 4: Simplify right side
    1,452.04x = 3,115,547.40
  5. Step 5: Solve for x
    x = 3,115,547.40/1,452.04
  6. Step 6: Final answer
    x = 2,145.63

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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.