Home / 3,416.16-5,113.28-2,428.36

Finding the Fourth Proportional to 3,416.16, 5,113.28 and 2,428.36

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Solution

The fourth proportional to 3,416.16, 5,113.28 and 2,428.36 is: 3,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.16 : 5,113.28 = 2,428.36 : x
  2. Step 2: Convert to fraction form
    3,416.16/5,113.28 = 2,428.36/x
  3. Step 3: Cross multiply
    3,416.16x = 5,113.28 × 2,428.36
  4. Step 4: Simplify right side
    3,416.16x = 12,416,884.62
  5. Step 5: Solve for x
    x = 12,416,884.62/3,416.16
  6. Step 6: Final answer
    x = 3,634.75

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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.