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Finding the Fourth Proportional to 9,020.46, 13,512.33 and 7,360.50

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Solution

The fourth proportional to 9,020.46, 13,512.33 and 7,360.50 is: 11,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.46 : 13,512.33 = 7,360.50 : x
  2. Step 2: Convert to fraction form
    9,020.46/13,512.33 = 7,360.50/x
  3. Step 3: Cross multiply
    9,020.46x = 13,512.33 × 7,360.50
  4. Step 4: Simplify right side
    9,020.46x = 99,457,504.97
  5. Step 5: Solve for x
    x = 99,457,504.97/9,020.46
  6. Step 6: Final answer
    x = 11,025.77

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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.