Home / 6,207.43-8,563.30-3,688.13

Finding the Fourth Proportional to 6,207.43, 8,563.30 and 3,688.13

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Solution

The fourth proportional to 6,207.43, 8,563.30 and 3,688.13 is: 5,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.43 : 8,563.30 = 3,688.13 : x
  2. Step 2: Convert to fraction form
    6,207.43/8,563.30 = 3,688.13/x
  3. Step 3: Cross multiply
    6,207.43x = 8,563.30 × 3,688.13
  4. Step 4: Simplify right side
    6,207.43x = 31,582,520.81
  5. Step 5: Solve for x
    x = 31,582,520.81/6,207.43
  6. Step 6: Final answer
    x = 5,087.86

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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.