Home / 2,534.77-3,798.91-2,188.09

Finding the Fourth Proportional to 2,534.77, 3,798.91 and 2,188.09

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Solution

The fourth proportional to 2,534.77, 3,798.91 and 2,188.09 is: 3,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.77 : 3,798.91 = 2,188.09 : x
  2. Step 2: Convert to fraction form
    2,534.77/3,798.91 = 2,188.09/x
  3. Step 3: Cross multiply
    2,534.77x = 3,798.91 × 2,188.09
  4. Step 4: Simplify right side
    2,534.77x = 8,312,356.98
  5. Step 5: Solve for x
    x = 8,312,356.98/2,534.77
  6. Step 6: Final answer
    x = 3,279.33

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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.