Home / 3,641.10-5,463.72-1,419.65

Finding the Fourth Proportional to 3,641.10, 5,463.72 and 1,419.65

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Solution

The fourth proportional to 3,641.10, 5,463.72 and 1,419.65 is: 2,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.10 : 5,463.72 = 1,419.65 : x
  2. Step 2: Convert to fraction form
    3,641.10/5,463.72 = 1,419.65/x
  3. Step 3: Cross multiply
    3,641.10x = 5,463.72 × 1,419.65
  4. Step 4: Simplify right side
    3,641.10x = 7,756,542.78
  5. Step 5: Solve for x
    x = 7,756,542.78/3,641.10
  6. Step 6: Final answer
    x = 2,130.27

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1.5x scale

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.