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Finding the Fourth Proportional to 9,165.70, 13,750.26 and 4,232.08

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Solution

The fourth proportional to 9,165.70, 13,750.26 and 4,232.08 is: 6,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.70 : 13,750.26 = 4,232.08 : x
  2. Step 2: Convert to fraction form
    9,165.70/13,750.26 = 4,232.08/x
  3. Step 3: Cross multiply
    9,165.70x = 13,750.26 × 4,232.08
  4. Step 4: Simplify right side
    9,165.70x = 58,192,200.34
  5. Step 5: Solve for x
    x = 58,192,200.34/9,165.70
  6. Step 6: Final answer
    x = 6,348.91

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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.