Home / 2,843.39-4,267.73-1,457.72

Finding the Fourth Proportional to 2,843.39, 4,267.73 and 1,457.72

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Solution

The fourth proportional to 2,843.39, 4,267.73 and 1,457.72 is: 2,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.39 : 4,267.73 = 1,457.72 : x
  2. Step 2: Convert to fraction form
    2,843.39/4,267.73 = 1,457.72/x
  3. Step 3: Cross multiply
    2,843.39x = 4,267.73 × 1,457.72
  4. Step 4: Simplify right side
    2,843.39x = 6,221,155.38
  5. Step 5: Solve for x
    x = 6,221,155.38/2,843.39
  6. Step 6: Final answer
    x = 2,187.94

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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.