Home / 6,541.14-9,808.56-2,156.88

Finding the Fourth Proportional to 6,541.14, 9,808.56 and 2,156.88

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Solution

The fourth proportional to 6,541.14, 9,808.56 and 2,156.88 is: 3,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.14 : 9,808.56 = 2,156.88 : x
  2. Step 2: Convert to fraction form
    6,541.14/9,808.56 = 2,156.88/x
  3. Step 3: Cross multiply
    6,541.14x = 9,808.56 × 2,156.88
  4. Step 4: Simplify right side
    6,541.14x = 21,155,886.89
  5. Step 5: Solve for x
    x = 21,155,886.89/6,541.14
  6. Step 6: Final answer
    x = 3,234.28

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1.5x scale

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.