Home / 6,209.63-8,570.51-3,558.80

Finding the Fourth Proportional to 6,209.63, 8,570.51 and 3,558.80

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Solution

The fourth proportional to 6,209.63, 8,570.51 and 3,558.80 is: 4,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.63 : 8,570.51 = 3,558.80 : x
  2. Step 2: Convert to fraction form
    6,209.63/8,570.51 = 3,558.80/x
  3. Step 3: Cross multiply
    6,209.63x = 8,570.51 × 3,558.80
  4. Step 4: Simplify right side
    6,209.63x = 30,500,747.97
  5. Step 5: Solve for x
    x = 30,500,747.97/6,209.63
  6. Step 6: Final answer
    x = 4,911.85

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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.