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Finding the Fourth Proportional to 9,656.70, 14,486.37 and 2,993.73

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Solution

The fourth proportional to 9,656.70, 14,486.37 and 2,993.73 is: 4,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656.70 : 14,486.37 = 2,993.73 : x
  2. Step 2: Convert to fraction form
    9,656.70/14,486.37 = 2,993.73/x
  3. Step 3: Cross multiply
    9,656.70x = 14,486.37 × 2,993.73
  4. Step 4: Simplify right side
    9,656.70x = 43,368,280.46
  5. Step 5: Solve for x
    x = 43,368,280.46/9,656.70
  6. Step 6: Final answer
    x = 4,491.00

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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.