Home / 9,478.34-14,219.19-3,236.89

Finding the Fourth Proportional to 9,478.34, 14,219.19 and 3,236.89

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Solution

The fourth proportional to 9,478.34, 14,219.19 and 3,236.89 is: 4,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478.34 : 14,219.19 = 3,236.89 : x
  2. Step 2: Convert to fraction form
    9,478.34/14,219.19 = 3,236.89/x
  3. Step 3: Cross multiply
    9,478.34x = 14,219.19 × 3,236.89
  4. Step 4: Simplify right side
    9,478.34x = 46,025,937.73
  5. Step 5: Solve for x
    x = 46,025,937.73/9,478.34
  6. Step 6: Final answer
    x = 4,855.91

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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.