Home / 2,895.01-3,996.65-2,230.40

Finding the Fourth Proportional to 2,895.01, 3,996.65 and 2,230.40

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Solution

The fourth proportional to 2,895.01, 3,996.65 and 2,230.40 is: 3,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.01 : 3,996.65 = 2,230.40 : x
  2. Step 2: Convert to fraction form
    2,895.01/3,996.65 = 2,230.40/x
  3. Step 3: Cross multiply
    2,895.01x = 3,996.65 × 2,230.40
  4. Step 4: Simplify right side
    2,895.01x = 8,914,143.73
  5. Step 5: Solve for x
    x = 8,914,143.73/2,895.01
  6. Step 6: Final answer
    x = 3,079.14

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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.