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Finding the Fourth Proportional to 6,653.15, 9,982.08 and 2,955.05

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Solution

The fourth proportional to 6,653.15, 9,982.08 and 2,955.05 is: 4,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.15 : 9,982.08 = 2,955.05 : x
  2. Step 2: Convert to fraction form
    6,653.15/9,982.08 = 2,955.05/x
  3. Step 3: Cross multiply
    6,653.15x = 9,982.08 × 2,955.05
  4. Step 4: Simplify right side
    6,653.15x = 29,497,545.50
  5. Step 5: Solve for x
    x = 29,497,545.50/6,653.15
  6. Step 6: Final answer
    x = 4,433.62

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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.