Home / 6,260.56-8,639.50-3,427.90

Finding the Fourth Proportional to 6,260.56, 8,639.50 and 3,427.90

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Solution

The fourth proportional to 6,260.56, 8,639.50 and 3,427.90 is: 4,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.56 : 8,639.50 = 3,427.90 : x
  2. Step 2: Convert to fraction form
    6,260.56/8,639.50 = 3,427.90/x
  3. Step 3: Cross multiply
    6,260.56x = 8,639.50 × 3,427.90
  4. Step 4: Simplify right side
    6,260.56x = 29,615,342.05
  5. Step 5: Solve for x
    x = 29,615,342.05/6,260.56
  6. Step 6: Final answer
    x = 4,730.46

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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.