Home / 2,281.83-3,150.66-2,005.35

Finding the Fourth Proportional to 2,281.83, 3,150.66 and 2,005.35

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Solution

The fourth proportional to 2,281.83, 3,150.66 and 2,005.35 is: 2,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.83 : 3,150.66 = 2,005.35 : x
  2. Step 2: Convert to fraction form
    2,281.83/3,150.66 = 2,005.35/x
  3. Step 3: Cross multiply
    2,281.83x = 3,150.66 × 2,005.35
  4. Step 4: Simplify right side
    2,281.83x = 6,318,176.03
  5. Step 5: Solve for x
    x = 6,318,176.03/2,281.83
  6. Step 6: Final answer
    x = 2,768.91

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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.