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Finding the Fourth Proportional to 6,952.72, 10,429.08 and 6,404.08

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Solution

The fourth proportional to 6,952.72, 10,429.08 and 6,404.08 is: 9,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,952.72 : 10,429.08 = 6,404.08 : x
  2. Step 2: Convert to fraction form
    6,952.72/10,429.08 = 6,404.08/x
  3. Step 3: Cross multiply
    6,952.72x = 10,429.08 × 6,404.08
  4. Step 4: Simplify right side
    6,952.72x = 66,788,662.65
  5. Step 5: Solve for x
    x = 66,788,662.65/6,952.72
  6. Step 6: Final answer
    x = 9,606.12

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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.