Home / 6,212.49-8,568.75-3,558.93

Finding the Fourth Proportional to 6,212.49, 8,568.75 and 3,558.93

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Solution

The fourth proportional to 6,212.49, 8,568.75 and 3,558.93 is: 4,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.49 : 8,568.75 = 3,558.93 : x
  2. Step 2: Convert to fraction form
    6,212.49/8,568.75 = 3,558.93/x
  3. Step 3: Cross multiply
    6,212.49x = 8,568.75 × 3,558.93
  4. Step 4: Simplify right side
    6,212.49x = 30,495,581.44
  5. Step 5: Solve for x
    x = 30,495,581.44/6,212.49
  6. Step 6: Final answer
    x = 4,908.75

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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.