Home / 6,260.60-8,638.21-3,742.29

Finding the Fourth Proportional to 6,260.60, 8,638.21 and 3,742.29

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Solution

The fourth proportional to 6,260.60, 8,638.21 and 3,742.29 is: 5,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.60 : 8,638.21 = 3,742.29 : x
  2. Step 2: Convert to fraction form
    6,260.60/8,638.21 = 3,742.29/x
  3. Step 3: Cross multiply
    6,260.60x = 8,638.21 × 3,742.29
  4. Step 4: Simplify right side
    6,260.60x = 32,326,686.90
  5. Step 5: Solve for x
    x = 32,326,686.90/6,260.60
  6. Step 6: Final answer
    x = 5,163.51

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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.