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Finding the Fourth Proportional to 9,475.30, 14,213.63 and 2,900.63

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Solution

The fourth proportional to 9,475.30, 14,213.63 and 2,900.63 is: 4,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.30 : 14,213.63 = 2,900.63 : x
  2. Step 2: Convert to fraction form
    9,475.30/14,213.63 = 2,900.63/x
  3. Step 3: Cross multiply
    9,475.30x = 14,213.63 × 2,900.63
  4. Step 4: Simplify right side
    9,475.30x = 41,228,428.10
  5. Step 5: Solve for x
    x = 41,228,428.10/9,475.30
  6. Step 6: Final answer
    x = 4,351.15

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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.