Home / 4,452.07-6,143.87-3,109.63

Finding the Fourth Proportional to 4,452.07, 6,143.87 and 3,109.63

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Solution

The fourth proportional to 4,452.07, 6,143.87 and 3,109.63 is: 4,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.07 : 6,143.87 = 3,109.63 : x
  2. Step 2: Convert to fraction form
    4,452.07/6,143.87 = 3,109.63/x
  3. Step 3: Cross multiply
    4,452.07x = 6,143.87 × 3,109.63
  4. Step 4: Simplify right side
    4,452.07x = 19,105,162.47
  5. Step 5: Solve for x
    x = 19,105,162.47/4,452.07
  6. Step 6: Final answer
    x = 4,291.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.