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Finding the Fourth Proportional to 6,754.08, 9,318.06 and 4,235.10

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Solution

The fourth proportional to 6,754.08, 9,318.06 and 4,235.10 is: 5,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.08 : 9,318.06 = 4,235.10 : x
  2. Step 2: Convert to fraction form
    6,754.08/9,318.06 = 4,235.10/x
  3. Step 3: Cross multiply
    6,754.08x = 9,318.06 × 4,235.10
  4. Step 4: Simplify right side
    6,754.08x = 39,462,915.91
  5. Step 5: Solve for x
    x = 39,462,915.91/6,754.08
  6. Step 6: Final answer
    x = 5,842.83

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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.