Home / 4,113.40-6,168.12-1,646.14

Finding the Fourth Proportional to 4,113.40, 6,168.12 and 1,646.14

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Solution

The fourth proportional to 4,113.40, 6,168.12 and 1,646.14 is: 2,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.40 : 6,168.12 = 1,646.14 : x
  2. Step 2: Convert to fraction form
    4,113.40/6,168.12 = 1,646.14/x
  3. Step 3: Cross multiply
    4,113.40x = 6,168.12 × 1,646.14
  4. Step 4: Simplify right side
    4,113.40x = 10,153,589.06
  5. Step 5: Solve for x
    x = 10,153,589.06/4,113.40
  6. Step 6: Final answer
    x = 2,468.42

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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.