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Finding the Fourth Proportional to 6,338.06, 8,746.56 and 3,543.56

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Solution

The fourth proportional to 6,338.06, 8,746.56 and 3,543.56 is: 4,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338.06 : 8,746.56 = 3,543.56 : x
  2. Step 2: Convert to fraction form
    6,338.06/8,746.56 = 3,543.56/x
  3. Step 3: Cross multiply
    6,338.06x = 8,746.56 × 3,543.56
  4. Step 4: Simplify right side
    6,338.06x = 30,993,960.15
  5. Step 5: Solve for x
    x = 30,993,960.15/6,338.06
  6. Step 6: Final answer
    x = 4,890.13

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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.