Home / 6,335.21-8,742.83-4,207.07

Finding the Fourth Proportional to 6,335.21, 8,742.83 and 4,207.07

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Solution

The fourth proportional to 6,335.21, 8,742.83 and 4,207.07 is: 5,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335.21 : 8,742.83 = 4,207.07 : x
  2. Step 2: Convert to fraction form
    6,335.21/8,742.83 = 4,207.07/x
  3. Step 3: Cross multiply
    6,335.21x = 8,742.83 × 4,207.07
  4. Step 4: Simplify right side
    6,335.21x = 36,781,633.06
  5. Step 5: Solve for x
    x = 36,781,633.06/6,335.21
  6. Step 6: Final answer
    x = 5,805.91

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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.