Home / 6,260.06-8,638.81-3,427.40

Finding the Fourth Proportional to 6,260.06, 8,638.81 and 3,427.40

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Solution

The fourth proportional to 6,260.06, 8,638.81 and 3,427.40 is: 4,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.06 : 8,638.81 = 3,427.40 : x
  2. Step 2: Convert to fraction form
    6,260.06/8,638.81 = 3,427.40/x
  3. Step 3: Cross multiply
    6,260.06x = 8,638.81 × 3,427.40
  4. Step 4: Simplify right side
    6,260.06x = 29,608,657.39
  5. Step 5: Solve for x
    x = 29,608,657.39/6,260.06
  6. Step 6: Final answer
    x = 4,729.77

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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.