Home / 9,085.41-13,628.21-2,845.17

Finding the Fourth Proportional to 9,085.41, 13,628.21 and 2,845.17

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Solution

The fourth proportional to 9,085.41, 13,628.21 and 2,845.17 is: 4,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.41 : 13,628.21 = 2,845.17 : x
  2. Step 2: Convert to fraction form
    9,085.41/13,628.21 = 2,845.17/x
  3. Step 3: Cross multiply
    9,085.41x = 13,628.21 × 2,845.17
  4. Step 4: Simplify right side
    9,085.41x = 38,774,560.02
  5. Step 5: Solve for x
    x = 38,774,560.02/9,085.41
  6. Step 6: Final answer
    x = 4,267.78

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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.