Home / 6,865.56-10,298.76-2,705.16

Finding the Fourth Proportional to 6,865.56, 10,298.76 and 2,705.16

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Solution

The fourth proportional to 6,865.56, 10,298.76 and 2,705.16 is: 4,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.56 : 10,298.76 = 2,705.16 : x
  2. Step 2: Convert to fraction form
    6,865.56/10,298.76 = 2,705.16/x
  3. Step 3: Cross multiply
    6,865.56x = 10,298.76 × 2,705.16
  4. Step 4: Simplify right side
    6,865.56x = 27,859,793.60
  5. Step 5: Solve for x
    x = 27,859,793.60/6,865.56
  6. Step 6: Final answer
    x = 4,057.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.