Home / 3,415.36-4,714.68-2,173.36

Finding the Fourth Proportional to 3,415.36, 4,714.68 and 2,173.36

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Solution

The fourth proportional to 3,415.36, 4,714.68 and 2,173.36 is: 3,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.36 : 4,714.68 = 2,173.36 : x
  2. Step 2: Convert to fraction form
    3,415.36/4,714.68 = 2,173.36/x
  3. Step 3: Cross multiply
    3,415.36x = 4,714.68 × 2,173.36
  4. Step 4: Simplify right side
    3,415.36x = 10,246,696.92
  5. Step 5: Solve for x
    x = 10,246,696.92/3,415.36
  6. Step 6: Final answer
    x = 3,000.18

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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.