Home / 4,115.04-6,168.92-3,145.47

Finding the Fourth Proportional to 4,115.04, 6,168.92 and 3,145.47

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Solution

The fourth proportional to 4,115.04, 6,168.92 and 3,145.47 is: 4,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.04 : 6,168.92 = 3,145.47 : x
  2. Step 2: Convert to fraction form
    4,115.04/6,168.92 = 3,145.47/x
  3. Step 3: Cross multiply
    4,115.04x = 6,168.92 × 3,145.47
  4. Step 4: Simplify right side
    4,115.04x = 19,404,137.07
  5. Step 5: Solve for x
    x = 19,404,137.07/4,115.04
  6. Step 6: Final answer
    x = 4,715.42

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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.