Home / 2,285.12-3,411.14-2,008.34

Finding the Fourth Proportional to 2,285.12, 3,411.14 and 2,008.34

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Solution

The fourth proportional to 2,285.12, 3,411.14 and 2,008.34 is: 2,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.12 : 3,411.14 = 2,008.34 : x
  2. Step 2: Convert to fraction form
    2,285.12/3,411.14 = 2,008.34/x
  3. Step 3: Cross multiply
    2,285.12x = 3,411.14 × 2,008.34
  4. Step 4: Simplify right side
    2,285.12x = 6,850,701.81
  5. Step 5: Solve for x
    x = 6,850,701.81/2,285.12
  6. Step 6: Final answer
    x = 2,997.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.