Home / 3,643.41-5,465.45-1,452.30

Finding the Fourth Proportional to 3,643.41, 5,465.45 and 1,452.30

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Solution

The fourth proportional to 3,643.41, 5,465.45 and 1,452.30 is: 2,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.41 : 5,465.45 = 1,452.30 : x
  2. Step 2: Convert to fraction form
    3,643.41/5,465.45 = 1,452.30/x
  3. Step 3: Cross multiply
    3,643.41x = 5,465.45 × 1,452.30
  4. Step 4: Simplify right side
    3,643.41x = 7,937,498.20
  5. Step 5: Solve for x
    x = 7,937,498.20/3,643.41
  6. Step 6: Final answer
    x = 2,178.59

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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.