Home / 3,416.08-5,122.86-1,224.28

Finding the Fourth Proportional to 3,416.08, 5,122.86 and 1,224.28

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Solution

The fourth proportional to 3,416.08, 5,122.86 and 1,224.28 is: 1,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.08 : 5,122.86 = 1,224.28 : x
  2. Step 2: Convert to fraction form
    3,416.08/5,122.86 = 1,224.28/x
  3. Step 3: Cross multiply
    3,416.08x = 5,122.86 × 1,224.28
  4. Step 4: Simplify right side
    3,416.08x = 6,271,815.04
  5. Step 5: Solve for x
    x = 6,271,815.04/3,416.08
  6. Step 6: Final answer
    x = 1,835.97

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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.