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Finding the Fourth Proportional to 9,805.56, 14,710.46 and 3,232.40

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Solution

The fourth proportional to 9,805.56, 14,710.46 and 3,232.40 is: 4,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.56 : 14,710.46 = 3,232.40 : x
  2. Step 2: Convert to fraction form
    9,805.56/14,710.46 = 3,232.40/x
  3. Step 3: Cross multiply
    9,805.56x = 14,710.46 × 3,232.40
  4. Step 4: Simplify right side
    9,805.56x = 47,550,090.90
  5. Step 5: Solve for x
    x = 47,550,090.90/9,805.56
  6. Step 6: Final answer
    x = 4,849.30

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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.