Home / 6,215.10-9,322.65-4,335.90

Finding the Fourth Proportional to 6,215.10, 9,322.65 and 4,335.90

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Solution

The fourth proportional to 6,215.10, 9,322.65 and 4,335.90 is: 6,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.10 : 9,322.65 = 4,335.90 : x
  2. Step 2: Convert to fraction form
    6,215.10/9,322.65 = 4,335.90/x
  3. Step 3: Cross multiply
    6,215.10x = 9,322.65 × 4,335.90
  4. Step 4: Simplify right side
    6,215.10x = 40,422,078.14
  5. Step 5: Solve for x
    x = 40,422,078.14/6,215.10
  6. Step 6: Final answer
    x = 6,503.85

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Similar ratio
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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.