Home / 2,165.08-3,244.86-1,008.28

Finding the Fourth Proportional to 2,165.08, 3,244.86 and 1,008.28

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Solution

The fourth proportional to 2,165.08, 3,244.86 and 1,008.28 is: 1,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.08 : 3,244.86 = 1,008.28 : x
  2. Step 2: Convert to fraction form
    2,165.08/3,244.86 = 1,008.28/x
  3. Step 3: Cross multiply
    2,165.08x = 3,244.86 × 1,008.28
  4. Step 4: Simplify right side
    2,165.08x = 3,271,727.44
  5. Step 5: Solve for x
    x = 3,271,727.44/2,165.08
  6. Step 6: Final answer
    x = 1,511.13

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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.