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Finding the Fourth Proportional to 9,311.41, 13,947.04 and 4,373.65

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Solution

The fourth proportional to 9,311.41, 13,947.04 and 4,373.65 is: 6,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.41 : 13,947.04 = 4,373.65 : x
  2. Step 2: Convert to fraction form
    9,311.41/13,947.04 = 4,373.65/x
  3. Step 3: Cross multiply
    9,311.41x = 13,947.04 × 4,373.65
  4. Step 4: Simplify right side
    9,311.41x = 60,999,471.50
  5. Step 5: Solve for x
    x = 60,999,471.50/9,311.41
  6. Step 6: Final answer
    x = 6,551.05

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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.